[SQL][DOC] Wrong package name "scala.math.sql" in sql-programming-guide.md
[SQL][DOC] Wrong package name "scala.math.sql" in sql-programming-guide.md

In sql-programming-guide.md, there is a wrong package name "scala.math.sql".

Author: Kousuke Saruta <sarutak@oss.nttdata.co.jp>

Closes #2873 from sarutak/wrong-packagename-fix and squashes the following commits:

4d5ecf4 [Kousuke Saruta] Fixed wrong package name in sql-programming-guide.md

vinodkc/spark,kissmetrics/spark,zero323/spark,milliman/spark,zhouyejoe/spark,janewangfb/spark,goldmedal/spark,sahilTakiar/spark,jrshust/spark,rezasafi/spark,xflin/spark,hvanhovell/spark,lvdongr/spark,bdrillard/spark,icexelloss/spark,haowu80s/spark,nlalevee/spark,esi-mineset/spark,BryanCutler/spark,tejasapatil/spark,ConeyLiu/spark,gengliangwang/spark,apache-spark-on-k8s/spark,xuanyuanking/spark,dhruve/spark,bdrillard/spark,ddna1021/spark,witgo/spark,UndeadBaneGitHub/spark,ptkool/spark,jianran/spark,brad-kaiser/spark,poffuomo/spark,chuckchen/spark,pronix/spark,shuangshuangwang/spark,milliman/spark,icexelloss/spark,milliman/spark,apache/spark,Aegeaner/spark,JerryLead/spark,publicRoman/spark,holdenk/spark,darionyaphet/spark,tengpeng/spark,wangmiao1981/spark,darionyaphet/spark,zzcclp/spark,HyukjinKwon/spark,haowu80s/spark,saturday-shi/spark,sureshthalamati/spark,hvanhovell/spark,liutang123/spark,rezasafi/spark,icexelloss/spark,ueshin/apache-spark,mdespriee/spark,cloud-fan/spark,lvdongr/spark,bOOm-X/spark,1haodian/spark,actuaryzhang/spark,mahak/spark,1haodian/spark,jiangxb1987/spark,vinodkc/spark,pronix/spark,publicRoman/spark,UndeadBaneGitHub/spark,ueshin/apache-spark,WeichenXu123/spark,pgandhi999/spark,ibm-research-ireland/sparkoscope,ahnqirage/spark,shubhamchopra/spark,akopich/spark,gioenn/xSpark,icexelloss/spark,xflin/spark,setjet/spark,techaddict/spark,minixalpha/spark,someorz/spark,someorz/spark,mahak/spark,aray/spark,bravo-zhang/spark,shuangshuangwang/spark,HyukjinKwon/spark,ibm-research-ireland/sparkoscope,dbtsai/spark,huang1900/spark,UndeadBaneGitHub/spark,loneknightpy/spark,pgandhi999/spark,metamx/spark,ueshin/apache-spark,vinodkc/spark,apache/spark,kiszk/spark,eyalfa/spark,maropu/spark,kissmetrics/spark,ibm-research-ireland/sparkoscope,setjet/spark,alunarbeach/spark,stanzhai/spark,liyichao/spark,pronix/spark,gengliangwang/spark,WindCanDie/spark,aokolnychyi/spark,yanboliang/spark,kissmetrics/spark,debugger87/spark,ptkool/spark,dbtsai/spark,SHASHANKB/spark,kimoonkim/spark,JoshRosen/spark,poffuomo/spark,jlopezmalla/spark,spark-test/spark,lxsmnv/spark,apache-spark-on-k8s/spark,aray/spark,skonto/spark,darionyaphet/spark,BryanCutler/spark,caneGuy/spark,joseph-torres/spark,alunarbeach/spark,goldmedal/spark,techaddict/spark,guoxiaolongzte/spark,stanzhai/spark,xflin/spark,publicRoman/spark,aokolnychyi/spark,HyukjinKwon/spark,xuanyuanking/spark,rekhajoshm/spark,sachintyagi22/spark,janewangfb/spark,patrick-nicholson/spark,xflin/spark,kiszk/spark,ahnqirage/spark,saltstar/spark,vinodkc/spark,stanzhai/spark,jianran/spark,jrshust/spark,gioenn/xSpark,zuotingbing/spark,gioenn/xSpark,WindCanDie/spark,rekhajoshm/spark,jrshust/spark,holdenk/spark,apache-spark-on-k8s/spark,wangmiao1981/spark,kevinyu98/spark,highfei2011/spark,JerryLead/spark,eyalfa/spark,wangmiao1981/spark,poffuomo/spark,mzl9039/spark,kimoonkim/spark,facaiy/spark,LantaoJin/spark,zero323/spark,xuanyuanking/spark,someorz/spark,jlopezmalla/spark,witgo/spark,milliman/spark,map222/spark,xuanyuanking/spark,liyichao/spark,wangmiao1981/spark,mzl9039/spark,icexelloss/spark,JoshRosen/spark,metamx/spark,rezasafi/spark,pgandhi999/spark,zzcclp/spark,bravo-zhang/spark,dongjoon-hyun/spark,nchammas/spark,janewangfb/spark,Panos-Bletsos/spark-cost-model-optimizer,ioana-delaney/spark,narahari92/spark,eyalfa/spark,JerryLead/spark,sureshthalamati/spark,actuaryzhang/spark,ajaysaini725/spark,jianran/spark,mahak/spark,wangyum/spark,kiszk/spark,SHASHANKB/spark,ahnqirage/spark,dhruve/spark,chuckchen/spark,SHASHANKB/spark,metamx/spark,ajaysaini725/spark,markhamstra/spark,map222/spark,jiangxb1987/spark,ioana-delaney/spark,shaneknapp/spark,liyichao/spark,adrian-ionescu/apache-spark,facaiy/spark,hhbyyh/spark,ueshin/apache-spark,liyichao/spark,aosagie/spark,patrick-nicholson/spark,jkbradley/spark,mdespriee/spark,goldmedal/spark,caneGuy/spark,wangmiao1981/spark,nilsgrabbert/spark,minixalpha/spark,liutang123/spark,nlalevee/spark,aokolnychyi/spark,adrian-ionescu/apache-spark,ahnqirage/spark,ibm-research-ireland/sparkoscope,sureshthalamati/spark,dbtsai/spark,sahilTakiar/spark,panfengfeng/spark,srowen/spark,techaddict/spark,ueshin/apache-spark,ddna1021/spark,liyichao/spark,narahari92/spark,xuanyuanking/spark,icexelloss/spark,yanboliang/spark,saturday-shi/spark,shubhamchopra/spark,ahnqirage/spark,joseph-torres/spark,map222/spark,nchammas/spark,pgandhi999/spark,milliman/spark,Aegeaner/spark,ericvandenbergfb/spark,SnappyDataInc/spark,rikima/spark,ajaysaini725/spark,mahak/spark,sahilTakiar/spark,debugger87/spark,publicRoman/spark,JoshRosen/spark,metamx/spark,mike0sv/spark,ericvandenbergfb/spark,zzcclp/spark,alunarbeach/spark,loneknightpy/spark,jiangxb1987/spark,JoshRosen/spark,techaddict/spark,byakuinss/spark,highfei2011/spark,shuangshuangwang/spark,MLnick/spark,bravo-zhang/spark,sahilTakiar/spark,icexelloss/spark,ahnqirage/spark,ericvandenbergfb/spark,JerryLead/spark,wzhfy/spark,jlopezmalla/spark,dongjoon-hyun/spark,saturday-shi/spark,jianran/spark,kiszk/spark,brad-kaiser/spark,andrewor14/iolap,metamx/spark,ioana-delaney/spark,actuaryzhang/spark,gioenn/xSpark,apache-spark-on-k8s/spark,aray/spark,srowen/spark,wangyum/spark,map222/spark,pgandhi999/spark,akopich/spark,Panos-Bletsos/spark-cost-model-optimizer,liutang123/spark,panfengfeng/spark,michalsenkyr/spark,nlalevee/spark,someorz/spark,stanzhai/spark,nchammas/spark,narahari92/spark,dbtsai/spark,zzcclp/spark,zuotingbing/spark,nlalevee/spark,byakuinss/spark,rikima/spark,jlopezmalla/spark,mike0sv/spark,actuaryzhang/spark,SHASHANKB/spark,kevinyu98/spark,nilsgrabbert/spark,zhouyejoe/spark,patrick-nicholson/spark,holdenk/spark,zhouyejoe/spark,minixalpha/spark,saltstar/spark,cin/spark,bdrillard/spark,byakuinss/spark,tengpeng/spark,xflin/spark,szhem/spark,ericvandenbergfb/spark,vinodkc/spark,loneknightpy/spark,bOOm-X/spark,kiszk/spark,big-pegasus/spark,rikima/spark,darionyaphet/spark,lxsmnv/spark,alunarbeach/spark,shaneknapp/spark,shuangshuangwang/spark,goldmedal/spark,rezasafi/spark,joseph-torres/spark,stanzhai/spark,minixalpha/spark,mahak/spark,szhem/spark,andrewor14/spark,holdenk/spark,markhamstra/spark,cloud-fan/spark,gioenn/xSpark,1haodian/spark,taroplus/spark,1haodian/spark,ron8hu/spark,skonto/spark,ajaysaini725/spark,witgo/spark,spark-test/spark,adrian-ionescu/apache-spark,lvdongr/spark,tengpeng/spark,tejasapatil/spark,SnappyDataInc/spark,markhamstra/spark,big-pegasus/spark,taroplus/spark,nilsgrabbert/spark,cloud-fan/spark,rezasafi/spark,rednaxelafx/apache-spark,akopich/spark,witgo/spark,patrick-nicholson/spark,xflin/spark,apache/spark,maropu/spark,kissmetrics/spark,kimoonkim/spark,kimoonkim/spark,nchammas/spark,huang1900/spark,lxsmnv/spark,SnappyDataInc/spark,hhbyyh/spark,publicRoman/spark,Panos-Bletsos/spark-cost-model-optimizer,liutang123/spark,hvanhovell/spark,kissmetrics/spark,jiangxb1987/spark,apache-spark-on-k8s/spark,saturday-shi/spark,michalsenkyr/spark,setjet/spark,sachintyagi22/spark,bOOm-X/spark,rikima/spark,andrewor14/iolap,caneGuy/spark,markhamstra/spark,bdrillard/spark,bravo-zhang/spark,SHASHANKB/spark,MLnick/spark,byakuinss/spark,MLnick/spark,actuaryzhang/spark,shuangshuangwang/spark,dbtsai/spark,apache/spark,wzhfy/spark,dongjoon-hyun/spark,ericvandenbergfb/spark,rezasafi/spark,map222/spark,yanboliang/spark,ConeyLiu/spark,sachintyagi22/spark,liyichao/spark,darionyaphet/spark,pronix/spark,poffuomo/spark,mzl9039/spark,patrick-nicholson/spark,WeichenXu123/spark,cloud-fan/spark,pronix/spark,aray/spark,someorz/spark,dongjoon-hyun/spark,narahari92/spark,dhruve/spark,JoshRosen/spark,esi-mineset/spark,wzhfy/spark,ron8hu/spark,rednaxelafx/apache-spark,shaneknapp/spark,HyukjinKwon/spark,cin/spark,skonto/spark,someorz/spark,ioana-delaney/spark,maropu/spark,narahari92/spark,mike0sv/spark,highfei2011/spark,gioenn/xSpark,narahari92/spark,shaneknapp/spark,wzhfy/spark,szhem/spark,rekhajoshm/spark,rikima/spark,michalsenkyr/spark,janewangfb/spark,minixalpha/spark,alunarbeach/spark,patrick-nicholson/spark,saturday-shi/spark,hvanhovell/spark,cin/spark,LantaoJin/spark,bravo-zhang/spark,HyukjinKwon/spark,chuckchen/spark,ConeyLiu/spark,ron8hu/spark,dbtsai/spark,LantaoJin/spark,jianran/spark,nchammas/spark,mahak/spark,SHASHANKB/spark,patrick-nicholson/spark,holdenk/spark,matthewfranglen/spark,andrewor14/iolap,chuckchen/spark,nilsgrabbert/spark,brad-kaiser/spark,tejasapatil/spark,ConeyLiu/spark,haowu80s/spark,loneknightpy/spark,saltstar/spark,ibm-research-ireland/sparkoscope,adrian-ionescu/apache-spark,apache-spark-on-k8s/spark,metamx/spark,rezasafi/spark,someorz/spark,loneknightpy/spark,ajaysaini725/spark,zero323/spark,mahak/spark,zuotingbing/spark,shaneknapp/spark,vinodkc/spark,ibm-research-ireland/sparkoscope,srowen/spark,esi-mineset/spark,darionyaphet/spark,yanboliang/spark,rednaxelafx/apache-spark,michalsenkyr/spark,UndeadBaneGitHub/spark,kevinyu98/spark,shaneknapp/spark,saturday-shi/spark,jianran/spark,skonto/spark,debugger87/spark,HyukjinKwon/spark,tengpeng/spark,panfengfeng/spark,andrewor14/spark,mike0sv/spark,aokolnychyi/spark,zhouyejoe/spark,huang1900/spark,holdenk/spark,skonto/spark,rikima/spark,shubhamchopra/spark,JerryLead/spark,yanboliang/spark,debugger87/spark,janewangfb/spark,spark-test/spark,zhouyejoe/spark,saltstar/spark,highfei2011/spark,JerryLead/spark,sachintyagi22/spark,kevinyu98/spark,ptkool/spark,eyalfa/spark,chuckchen/spark,eyalfa/spark,Panos-Bletsos/spark-cost-model-optimizer,taroplus/spark,sahilTakiar/spark,darionyaphet/spark,xflin/spark,wangyum/spark,brad-kaiser/spark,jlopezmalla/spark,wzhfy/spark,map222/spark,milliman/spark,aosagie/spark,aray/spark,facaiy/spark,ptkool/spark,mzl9039/spark,facaiy/spark,bOOm-X/spark,rednaxelafx/apache-spark,brad-kaiser/spark,BryanCutler/spark,bdrillard/spark,Panos-Bletsos/spark-cost-model-optimizer,BryanCutler/spark,zhouyejoe/spark,LantaoJin/spark,tejasapatil/spark,goldmedal/spark,highfei2011/spark,sachintyagi22/spark,ioana-delaney/spark,dhruve/spark,ptkool/spark,kevinyu98/spark,stanzhai/spark,hhbyyh/spark,highfei2011/spark,highfei2011/spark,apache-spark-on-k8s/spark,tejasapatil/spark,bdrillard/spark,MLnick/spark,zero323/spark,wangyum/spark,huang1900/spark,setjet/spark,setjet/spark,szhem/spark,nchammas/spark,zuotingbing/spark,nilsgrabbert/spark,srowen/spark,maropu/spark,andrewor14/spark,ron8hu/spark,maropu/spark,caneGuy/spark,publicRoman/spark,zzcclp/spark,skonto/spark,mike0sv/spark,rednaxelafx/apache-spark,kissmetrics/spark,big-pegasus/spark,akopich/spark,aokolnychyi/spark,aokolnychyi/spark,brad-kaiser/spark,nilsgrabbert/spark,lvdongr/spark,witgo/spark,ddna1021/spark,esi-mineset/spark,techaddict/spark,big-pegasus/spark,wangyum/spark,andrewor14/iolap,rekhajoshm/spark,haowu80s/spark,Panos-Bletsos/spark-cost-model-optimizer,dhruve/spark,ron8hu/spark,WeichenXu123/spark,tejasapatil/spark,mdespriee/spark,Aegeaner/spark,BryanCutler/spark,sachintyagi22/spark,sureshthalamati/spark,panfengfeng/spark,cin/spark,techaddict/spark,nlalevee/spark,michalsenkyr/spark,debugger87/spark,zhouyejoe/spark,rikima/spark,rekhajoshm/spark,Panos-Bletsos/spark-cost-model-optimizer,janewangfb/spark,hvanhovell/spark,UndeadBaneGitHub/spark,jkbradley/spark,ericvandenbergfb/spark,szhem/spark,hhbyyh/spark,adrian-ionescu/apache-spark,gioenn/xSpark,ConeyLiu/spark,zero323/spark,esi-mineset/spark,sachintyagi22/spark,LantaoJin/spark,eyalfa/spark,kimoonkim/spark,debugger87/spark,jrshust/spark,Aegeaner/spark,kevinyu98/spark,gengliangwang/spark,brad-kaiser/spark,jiangxb1987/spark,guoxiaolongzte/spark,hhbyyh/spark,1haodian/spark,WeichenXu123/spark,goldmedal/spark,shuangshuangwang/spark,WindCanDie/spark,pgandhi999/spark,apache/spark,dhruve/spark,bOOm-X/spark,jkbradley/spark,mike0sv/spark,adrian-ionescu/apache-spark,taroplus/spark,jiangxb1987/spark,ddna1021/spark,aray/spark,wangmiao1981/spark,cloud-fan/spark,haowu80s/spark,alunarbeach/spark,Aegeaner/spark,WeichenXu123/spark,WindCanDie/spark,vinodkc/spark,akopich/spark,MLnick/spark,joseph-torres/spark,publicRoman/spark,maropu/spark,ddna1021/spark,nlalevee/spark,cin/spark,guoxiaolongzte/spark,spark-test/spark,apache/spark,hvanhovell/spark,hhbyyh/spark,zuotingbing/spark,taroplus/spark,yanboliang/spark,sureshthalamati/spark,kevinyu98/spark,setjet/spark,bOOm-X/spark,jlopezmalla/spark,zuotingbing/spark,lxsmnv/spark,ioana-delaney/spark,eyalfa/spark,jlopezmalla/spark,andrewor14/spark,BryanCutler/spark,pgandhi999/spark,lvdongr/spark,hvanhovell/spark,srowen/spark,rekhajoshm/spark,ConeyLiu/spark,joseph-torres/spark,lvdongr/spark,kimoonkim/spark,poffuomo/spark,big-pegasus/spark,aray/spark,jiangxb1987/spark,andrewor14/spark,jrshust/spark,ueshin/apache-spark,adrian-ionescu/apache-spark,zzcclp/spark,rednaxelafx/apache-spark,SnappyDataInc/spark,LantaoJin/spark,markhamstra/spark,zzcclp/spark,dongjoon-hyun/spark,lxsmnv/spark,techaddict/spark,tengpeng/spark,lxsmnv/spark,mzl9039/spark,facaiy/spark,janewangfb/spark,minixalpha/spark,andrewor14/spark,spark-test/spark,big-pegasus/spark,andrewor14/iolap,andrewor14/iolap,LantaoJin/spark,gengliangwang/spark,tengpeng/spark,jkbradley/spark,liutang123/spark,zuotingbing/spark,akopich/spark,Aegeaner/spark,facaiy/spark,map222/spark,SnappyDataInc/spark,sureshthalamati/spark,kimoonkim/spark,lvdongr/spark,jkbradley/spark,BryanCutler/spark,szhem/spark,gengliangwang/spark,loneknightpy/spark,apache/spark,caneGuy/spark,1haodian/spark,saltstar/spark,holdenk/spark,taroplus/spark,WindCanDie/spark,shubhamchopra/spark,liutang123/spark,jrshust/spark,aosagie/spark,ron8hu/spark,ibm-research-ireland/sparkoscope,kiszk/spark,poffuomo/spark,srowen/spark,stanzhai/spark,ddna1021/spark,markhamstra/spark,caneGuy/spark,cin/spark,szhem/spark,bravo-zhang/spark,maropu/spark,UndeadBaneGitHub/spark,saltstar/spark,hhbyyh/spark,panfengfeng/spark,andrewor14/spark,xuanyuanking/spark,WindCanDie/spark,JoshRosen/spark,spark-test/spark,sahilTakiar/spark,zero323/spark,SHASHANKB/spark,saturday-shi/spark,ahnqirage/spark,shubhamchopra/spark,setjet/spark,Aegeaner/spark,goldmedal/spark,akopich/spark,shubhamchopra/spark,actuaryzhang/spark,debugger87/spark,haowu80s/spark,kissmetrics/spark,aokolnychyi/spark,poffuomo/spark,gengliangwang/spark,cloud-fan/spark,guoxiaolongzte/spark,mdespriee/spark,ajaysaini725/spark,WindCanDie/spark,jkbradley/spark,ptkool/spark,dongjoon-hyun/spark,byakuinss/spark,aosagie/spark,nilsgrabbert/spark,srowen/spark,gengliangwang/spark,1haodian/spark,shaneknapp/spark,SnappyDataInc/spark,mzl9039/spark,dongjoon-hyun/spark,minixalpha/spark,alunarbeach/spark,kiszk/spark,wzhfy/spark,JoshRosen/spark,mdespriee/spark,bOOm-X/spark,aosagie/spark,sureshthalamati/spark,jianran/spark,narahari92/spark,facaiy/spark,nlalevee/spark,dhruve/spark,wzhfy/spark,byakuinss/spark,mzl9039/spark,dbtsai/spark,rekhajoshm/spark,ddna1021/spark,aosagie/spark,loneknightpy/spark,HyukjinKwon/spark,WeichenXu123/spark,huang1900/spark,saltstar/spark,sahilTakiar/spark,big-pegasus/spark,markhamstra/spark,witgo/spark,huang1900/spark,wangmiao1981/spark,esi-mineset/spark,tengpeng/spark,wangyum/spark,shubhamchopra/spark,ConeyLiu/spark,bravo-zhang/spark,jkbradley/spark,mike0sv/spark,nchammas/spark,lxsmnv/spark,panfengfeng/spark,huang1900/spark,xuanyuanking/spark,tejasapatil/spark,taroplus/spark,jrshust/spark,ajaysaini725/spark,cin/spark,guoxiaolongzte/spark,MLnick/spark,milliman/spark,guoxiaolongzte/spark,cloud-fan/spark,metamx/spark,WeichenXu123/spark,chuckchen/spark,ron8hu/spark,ioana-delaney/spark,SnappyDataInc/spark,michalsenkyr/spark,yanboliang/spark,panfengfeng/spark,witgo/spark,UndeadBaneGitHub/spark,joseph-torres/spark,ericvandenbergfb/spark,zero323/spark,rednaxelafx/apache-spark,joseph-torres/spark,JerryLead/spark,wangyum/spark,aosagie/spark,actuaryzhang/spark,spark-test/spark,caneGuy/spark,chuckchen/spark,ptkool/spark,michalsenkyr/spark,skonto/spark,pronix/spark,bdrillard/spark,ueshin/apache-spark,liutang123/spark,mdespriee/spark,guoxiaolongzte/spark,liyichao/spark,andrewor14/iolap,mdespriee/spark,MLnick/spark,esi-mineset/spark,byakuinss/spark,shuangshuangwang/spark