[SPARK-19584][SS][DOCS] update structured streaming documentation around batch mode
[SPARK-19584][SS][DOCS] update structured streaming documentation around batch mode

## What changes were proposed in this pull request?

Revision to structured-streaming-kafka-integration.md to reflect new Batch query specification and options.

zsxwing tdas

Please review http://spark.apache.org/contributing.html before opening a pull request.

Author: Tyson Condie <tcondie@gmail.com>

Closes #16918 from tcondie/kafka-docs.

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