[SPARK-20571][SPARKR][SS] Flaky Structured Streaming tests
[SPARK-20571][SPARKR][SS] Flaky Structured Streaming tests

## What changes were proposed in this pull request?

Make tests more reliable by having it till processed.
Increasing timeout value might help but ultimately the flakiness from processing delay when Jenkins is hard to account for. This isn't an actual public API supported

## How was this patch tested?
unit tests

Author: Felix Cheung <felixcheung_m@hotmail.com>

Closes #17857 from felixcheung/rsstestrelia.

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