Correct example value for spark.ssl.YYY.XXX settings
Correct example value for spark.ssl.YYY.XXX settings

Docs adjustment to:
- link to other relevant section of docs
- correct statement about the only value when actually other values are supported

Author: Andrew Ash <andrew@andrewash.com>

Closes #14581 from ash211/patch-10.

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