Update unit test memory to 2 GB
Update unit test memory to 2 GB

aray/spark,zero323/spark,jrshust/spark,rezasafi/spark,liutang123/spark,dongjoon-hyun/spark,kissmetrics/spark,guoxiaolongzte/spark,publicRoman/spark,icexelloss/spark,sachintyagi22/spark,icexelloss/spark,JoshRosen/spark,cin/spark,mike0sv/spark,mdespriee/spark,ioana-delaney/spark,cin/spark,esi-mineset/spark,big-pegasus/spark,goldmedal/spark,guoxiaolongzte/spark,gengliangwang/spark,eyalfa/spark,xuanyuanking/spark,zuotingbing/spark,apache-spark-on-k8s/spark,witgo/spark,narahari92/spark,xflin/spark,narahari92/spark,witgo/spark,ajaysaini725/spark,BryanCutler/spark,wangyum/spark,janewangfb/spark,brad-kaiser/spark,andrewor14/iolap,rednaxelafx/apache-spark,caneGuy/spark,JoshRosen/spark,esi-mineset/spark,ioana-delaney/spark,andrewor14/spark,bdrillard/spark,actuaryzhang/spark,gengliangwang/spark,goldmedal/spark,publicRoman/spark,nilsgrabbert/spark,rezasafi/spark,Panos-Bletsos/spark-cost-model-optimizer,andrewor14/iolap,jianran/spark,lvdongr/spark,sachintyagi22/spark,kissmetrics/spark,debugger87/spark,JoshRosen/spark,jianran/spark,zero323/spark,pronix/spark,taroplus/spark,dotunolafunmiloye/spark,dotunolafunmiloye/spark,hvanhovell/spark,ioana-delaney/spark,dotunolafunmiloye/spark,WindCanDie/spark,nchammas/spark,HyukjinKwon/spark,bOOm-X/spark,wangmiao1981/spark,loneknightpy/spark,kissmetrics/spark,skonto/spark,panfengfeng/spark,alunarbeach/spark,cloud-fan/spark,mdespriee/spark,tengpeng/spark,skonto/spark,cloud-fan/spark,goldmedal/spark,setjet/spark,rednaxelafx/apache-spark,taroplus/spark,gioenn/xSpark,kimoonkim/spark,milliman/spark,vax11780/spark,alunarbeach/spark,alunarbeach/spark,rekhajoshm/spark,facaiy/spark,zhouyejoe/spark,aokolnychyi/spark,vinodkc/spark,caneGuy/spark,shubhamchopra/spark,mahak/spark,lyogavin/spark,haowu80s/spark,taroplus/spark,jiangxb1987/spark,ConeyLiu/spark,shuangshuangwang/spark,pgandhi999/spark,ahnqirage/spark,ericvandenbergfb/spark,mkolod/incubator-spark,lxsmnv/spark,MLnick/spark,mdespriee/spark,SHASHANKB/spark,caneGuy/spark,xuanyuanking/spark,ueshin/apache-spark,jlopezmalla/spark,maropu/spark,esi-mineset/spark,lvdongr/spark,bravo-zhang/spark,JoshRosen/spark,cloud-fan/spark,loneknightpy/spark,UndeadBaneGitHub/spark,skonto/spark,mdespriee/spark,mahak/spark,mike0sv/spark,hvanhovell/spark,someorz/spark,jrshust/spark,UndeadBaneGitHub/spark,setjet/spark,pronix/spark,LantaoJin/spark,markhamstra/spark,map222/spark,taroplus/spark,lyogavin/spark,gioenn/xSpark,dhruve/spark,saturday-shi/spark,nlalevee/spark,sahilTakiar/spark,skonto/spark,HyukjinKwon/spark,mkolod/incubator-spark,caneGuy/spark,dhruve/spark,janewangfb/spark,gioenn/xSpark,shuangshuangwang/spark,ddna1021/spark,bdrillard/spark,rikima/spark,kevinyu98/spark,sachintyagi22/spark,mzl9039/spark,rjpower/spark,cin/spark,zero323/spark,rikima/spark,kimoonkim/spark,wzhfy/spark,bdrillard/spark,MLnick/spark,dhruve/spark,eyalfa/spark,ajaysaini725/spark,rjpower/spark,stanzhai/spark,JerryLead/spark,lxsmnv/spark,milliman/spark,hvanhovell/spark,shaneknapp/spark,srowen/spark,markhamstra/spark,apache-spark-on-k8s/spark,jkbradley/spark,byakuinss/spark,patrick-nicholson/spark,sahilTakiar/spark,joseph-torres/spark,bOOm-X/spark,bdrillard/spark,shubhamchopra/spark,maropu/spark,witgo/spark,wangmiao1981/spark,haowu80s/spark,shaneknapp/spark,rezasafi/spark,cloud-fan/spark,rikima/spark,WeichenXu123/spark,Panos-Bletsos/spark-cost-model-optimizer,saltstar/spark,aosagie/spark,darionyaphet/spark,kiszk/spark,sureshthalamati/spark,UndeadBaneGitHub/spark,zzcclp/spark,liutang123/spark,zuotingbing/spark,WindCanDie/spark,jkbradley/spark,setjet/spark,kissmetrics/spark,ConeyLiu/spark,szhem/spark,lxsmnv/spark,xuanyuanking/spark,xuanyuanking/spark,skonto/spark,kimoonkim/spark,zuotingbing/spark,map222/spark,jrshust/spark,lxsmnv/spark,akopich/spark,ericvandenbergfb/spark,actuaryzhang/spark,michalsenkyr/spark,xflin/spark,bravo-zhang/spark,WeichenXu123/spark,hvanhovell/spark,metamx/spark,loneknightpy/spark,mdespriee/spark,darionyaphet/spark,holdenk/spark,holdenk/spark,rezasafi/spark,minixalpha/spark,kevinyu98/spark,gengliangwang/spark,markhamstra/spark,goldmedal/spark,saturday-shi/spark,facaiy/spark,ueshin/apache-spark,highfei2011/spark,kimoonkim/spark,UndeadBaneGitHub/spark,adrian-ionescu/apache-spark,hhbyyh/spark,MLnick/spark,rikima/spark,apache-spark-on-k8s/spark,ueshin/apache-spark,nlalevee/spark,poffuomo/spark,mike0sv/spark,SHASHANKB/spark,aosagie/spark,apache/spark,ajaysaini725/spark,techaddict/spark,wzhfy/spark,SnappyDataInc/spark,mzl9039/spark,caneGuy/spark,nilsgrabbert/spark,shuangshuangwang/spark,kiszk/spark,liyichao/spark,michalsenkyr/spark,wzhfy/spark,tejasapatil/spark,szhem/spark,spark-test/spark,shaneknapp/spark,ddna1021/spark,nchammas/spark,1haodian/spark,bravo-zhang/spark,JerryLead/spark,HyukjinKwon/spark,Panos-Bletsos/spark-cost-model-optimizer,eyalfa/spark,actuaryzhang/spark,stanzhai/spark,MLnick/spark,aokolnychyi/spark,liutang123/spark,map222/spark,poffuomo/spark,poffuomo/spark,tejasapatil/spark,joseph-torres/spark,aray/spark,publicRoman/spark,kevinyu98/spark,ibm-research-i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shank/spark,ptkool/spark,big-pegasus/spark,Aegeaner/spark,mzl9039/spark,cloudera/spark,metamx/spark,bravo-zhang/spark,jiangxb1987/spark,markhamstra/spark,big-pegasus/spark,actuaryzhang/spark,ioana-delaney/spark,liutang123/spark,saturday-shi/spark,actuaryzhang/spark,WeichenXu123/spark,jlopezmalla/spark,vax11780/spark,mkolod/incubator-spark,MLnick/spark,aokolnychyi/spark,aokolnychyi/spark,xuanyuanking/spark,WindCanDie/spark,tengpeng/spark,dhruve/spark,setjet/spark,aosagie/spark,shubhamchopra/spark,alunarbeach/spark,goldmedal/spark,mzl9039/spark,bdrillard/spark,sryza/spark,sureshthalamati/spark,debugger87/spark,ajaysaini725/spark,kevinyu98/spark,bOOm-X/spark,kevinyu98/spark,sureshthalamati/spark,huang1900/spark,yanboliang/spark,akopich/spark,taroplus/spark,spark-test/spark,shubhamchopra/spark,highfei2011/spark,andrewor14/spark,panfengfeng/spark,ueshin/apache-spark,matthewfranglen/spark,ron8hu/spark,zuotingbing/spark,rekhajoshm/spark,aokolnychyi/spark,lxsmnv/spark,huang1900/spark,bOOm-X/spark,hvanhovell/spark,jiangxb1987/spark,wgpshashank/spark,publicRoman/spark,lvdongr/spark,sureshthalamati/spark,Panos-Bletsos/spark-cost-model-optimizer,alunarbeach/spark,minixalpha/spark,holdenk/spark,chuckchen/spark,ptkool/spark,michalsenkyr/spark,hhbyyh/spark,cloudera/spark,dhruve/spark,SnappyDataInc/spark,byakuinss/spark,guoxiaolongzte/spark,akopich/spark,debugger87/spark,cin/spark,jiangxb1987/spark,kevinyu98/spark,apache-spark-on-k8s/spark,mike0sv/spark,someorz/spark,witgo/spark,liyichao/spark,markhamstra/spark,xflin/spark,jkbradley/spark,techaddict/spark,witgo/spark,lyogavin/spark,someorz/spark,ajaysaini725/spark,UndeadBaneGitHub/spark,nilsgrabbert/spark,hhbyyh/spark,kiszk/spark,zero323/spark,cin/spark,sahilTakiar/spark,ddna1021/spark,jrshust/spark,saltstar/spark,skonto/spark,saltstar/spark,apache/spark,LantaoJin/spark,techaddict/spark,shaneknapp/spark,ConeyLiu/spark,apache/spark,brad-kaiser/spark,zzcclp/spark,wzhfy/spark,ConeyLiu/spark,JerryLead/spark,rjpower/spark,zhouyejoe/spark,stanzhai/spark,techaddict/spark,apache/spark,JerryLead/spark,aray/spark,ron8hu/spark,cin/spark,byakuinss/spark,dongjoon-hyun/spark,dongjoon-hyun/spark,zhouyejoe/spark,milliman/spark,andrewor14/iolap,facaiy/spark,lvdongr/spark,markhamstra/spark,bdrillard/spark,wzhfy/spark,JerryLead/spark,maropu/spark,LantaoJin/spark,andrewor14/spark,akopich/spark,poffuomo/spark,mahak/spark,BryanCutler/spark,dbtsai/spark,cin/spark,zuotingbing/spark,tejasapatil/spark,tengpeng/spark,akopich/spark,patrick-nicholson/spark,wangyum/spark,yanboliang/spark,pronix/spark,JerryLead/spark,rekhajoshm/spark,vinodkc/spark,darionyaphet/spark,jkbradley/spark,patrick-nicholson/spark,bOOm-X/spark,caneGuy/spark,highfei2011/spark,liyichao/spark,szhem/spark,panfengfeng/spark,spark-test/spark,jiangxb1987/spark,hhbyyh/spark,sahilTakiar/spark,gioenn/xSpark,tengpeng/spark,minixalpha/spark,WeichenXu123/spark,pgandhi999/spark,stanzhai/spark,szhem/spark,bravo-zhang/spark,metamx/spark,andrewor14/spark,zero323/spark,brad-kaiser/spark,aokolnychyi/spark,narahari92/spark,vax11780/spark,rednaxelafx/apache-spark,BryanCutler/spark,mdespriee/spark,bravo-zhang/spark,zhouyejoe/spark,sryza/spark,aray/spark,big-pegasus/spark,HyukjinKwon/spark,pgandhi999/spark,joseph-torres/spark,joseph-torres/spark,bOOm-X/spark,ericvandenbergfb/spark,techaddict/spark,wgpshashank/spark,ron8hu/spark,WeichenXu123/spark,highfei2011/spark,ddna1021/spark,pgandhi999/spark,rednaxelafx/apache-spark,publicRoman/spark,joseph-torres/spark,ahnqirage/spark,janewangfb/spark,dbtsai/spark,nchammas/spark,WindCanDie/spark,lvdongr/spark,byakuinss/spark,ibm-research-ireland/sparkoscope,apache-spark-on-k8s/spark,cloud-fan/spark,pgandhi999/spark,mike0sv/spark,tejasapatil/spark,eyalfa/spark,kimoonkim/spark,patrick-nicholson/spark,holdenk/spark,akopich/spark,markhamstra/spark,gengliangwang/spark,HyukjinKwon/spark,ibm-research-ireland/sparkoscope,BryanCutler/spark,gengliangwang/spark,ioana-delaney/spark,jlopezmalla/spark,vinodkc/spark,panfengfeng/spark,janewangfb/spark,liyichao/spark,liyichao/spark,JoshRosen/spark,JoshRosen/spark,darionyaphet/spark,yanboliang/spark,ptkool/spark,minixalpha/spark,ericvandenbergfb/spark,big-pegasus/spark,big-pegasus/spark,yanboliang/spark,taroplus/spark,debugger87/spark,zzcclp/spark,rekhajoshm/spark,publicRoman/spark,nlalevee/spark,someorz/spark,jianran/spark,shaneknapp/spark,huang1900/spark,vinodkc/spark,dotunolafunmiloye/spark,adrian-ionescu/apache-spark,narahari92/spark,apache/spark,nilsgrabbert/spark,Panos-Bletsos/spark-cost-model-optimizer,JerryLead/spark,someorz/spark,nilsgrabbert/spark,1haodian/spark,mzl9039/spark,goldmedal/spark,hhbyyh/spark,saltstar/spark,setjet/spark,bOOm-X/spark,guoxiaolongzte/spark,ericvandenbergfb/spark,debugger87/spark,srowen/spark,szhem/spark,SHASHANKB/spark,andrewor14/spark,akopich/spark,kiszk/spark,gengliangwang/spark,wzhfy/spark,chuckchen/spark,rednaxelafx/apache-spark,huang1900/spark,wangmiao1981/spark,vax11780/spark,apache/spark,actuaryzhang/spark,wangmiao1981/spark,liyichao/spar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