Fix JVM heap size docs for 5.0
Fix JVM heap size docs for 5.0

Closes #20587

masaruh/elasticsearch,coding0011/elasticsearch,vroyer/elassandra,mjason3/elasticsearch,gingerwizard/elasticsearch,ThiagoGarciaAlves/elasticsearch,uschindler/elasticsearch,bawse/elasticsearch,coding0011/elasticsearch,i-am-Nathan/elasticsearch,nezirus/elasticsearch,nezirus/elasticsearch,GlenRSmith/elasticsearch,nilabhsagar/elasticsearch,njlawton/elasticsearch,geidies/elasticsearch,LewayneNaidoo/elasticsearch,HonzaKral/elasticsearch,robin13/elasticsearch,wangtuo/elasticsearch,glefloch/elasticsearch,JervyShi/elasticsearch,coding0011/elasticsearch,mortonsykes/elasticsearch,strapdata/elassandra,rajanm/elasticsearch,Helen-Zhao/elasticsearch,elasticdog/elasticsearch,naveenhooda2000/elasticsearch,gmarz/elasticsearch,henakamaMSFT/elasticsearch,scottsom/elasticsearch,JSCooke/elasticsearch,C-Bish/elasticsearch,IanvsPoplicola/elasticsearch,gfyoung/elasticsearch,geidies/elasticsearch,naveenhooda2000/elasticsearch,s1monw/elasticsearch,a2lin/elasticsearch,nilabhsagar/elasticsearch,alexshadow007/elasticsearch,scorpionvicky/elasticsearch,StefanGor/elasticsearch,obourgain/elasticsearch,masaruh/elasticsearch,nilabhsagar/elasticsearch,maddin2016/elasticsearch,nknize/elasticsearch,liweinan0423/elasticsearch,lks21c/elasticsearch,gingerwizard/elasticsearch,LewayneNaidoo/elasticsearch,HonzaKral/elasticsearch,bawse/elasticsearch,winstonewert/elasticsearch,glefloch/elasticsearch,LeoYao/elasticsearch,brandonkearby/elasticsearch,mikemccand/elasticsearch,lks21c/elasticsearch,geidies/elasticsearch,fred84/elasticsearch,MisterAndersen/elasticsearch,fforbeck/elasticsearch,s1monw/elasticsearch,alexshadow007/elasticsearch,liweinan0423/elasticsearch,C-Bish/elasticsearch,henakamaMSFT/elasticsearch,vroyer/elasticassandra,mjason3/elasticsearch,dongjoon-hyun/elasticsearch,bawse/elasticsearch,wenpos/elasticsearch,mikemccand/elasticsearch,elasticdog/elasticsearch,LeoYao/elasticsearch,qwerty4030/elasticsearch,fred84/elasticsearch,rajanm/elasticsearch,robin13/elasticsearch,ThiagoGarciaAlves/elasticsearch,a2lin/elasticsearch,rajanm/elasticsearch,strapdata/elassandra,pozhidaevak/elasticsearch,IanvsPoplicola/elasticsearch,ricardocerq/elasticsearch,fernandozhu/elasticsearch,HonzaKral/elasticsearch,scorpionvicky/elasticsearch,Shepard1212/elasticsearch,JSCooke/elasticsearch,mikemccand/elasticsearch,spiegela/elasticsearch,Shepard1212/elasticsearch,shreejay/elasticsearch,artnowo/elasticsearch,artnowo/elasticsearch,henakamaMSFT/elasticsearch,jimczi/elasticsearch,mikemccand/elasticsearch,njlawton/elasticsearch,gmarz/elasticsearch,spiegela/elasticsearch,Helen-Zhao/elasticsearch,jprante/elasticsearch,Stacey-Gammon/elasticsearch,MaineC/elasticsearch,vroyer/elassandra,C-Bish/elasticsearch,lks21c/elasticsearch,shreejay/elasticsearch,wuranbo/elasticsearch,wuranbo/elasticsearch,JSCooke/elasticsearch,coding0011/elasticsearch,markwalkom/elasticsearch,mohit/elasticsearch,a2lin/elasticsearch,winstonewert/elasticsearch,pozhidaevak/elasticsearch,gmarz/elasticsearch,ZTE-PaaS/elasticsearch,qwerty4030/elasticsearch,nilabhsagar/elasticsearch,MisterAndersen/elasticsearch,JervyShi/elasticsearch,wangtuo/elasticsearch,kalimatas/elasticsearch,scorpionvicky/elasticsearch,elasticdog/elasticsearch,nknize/elasticsearch,artnowo/elasticsearch,MisterAndersen/elasticsearch,kalimatas/elasticsearch,scorpionvicky/elasticsearch,Stacey-Gammon/elasticsearch,GlenRSmith/elasticsearch,umeshdangat/elasticsearch,ThiagoGarciaAlves/elasticsearch,Stacey-Gammon/elasticsearch,elasticdog/elasticsearch,umeshdangat/elasticsearch,nazarewk/elasticsearch,gfyoung/elasticsearch,njlawton/elasticsearch,fernandozhu/elasticsearch,ZTE-PaaS/elasticsearch,sneivandt/elasticsearch,HonzaKral/elasticsearch,brandonkearby/elasticsearch,LeoYao/elasticsearch,fred84/elasticsearch,shreejay/elasticsearch,gingerwizard/elasticsearch,liweinan0423/elasticsearch,artnowo/elasticsearch,nknize/elasticsearch,rlugojr/elasticsearch,scottsom/elasticsearch,gmarz/elasticsearch,gmarz/elasticsearch,maddin2016/elasticsearch,s1monw/elasticsearch,jprante/elasticsearch,MaineC/elasticsearch,elasticdog/elasticsearch,winstonewert/elasticsearch,MisterAndersen/elasticsearch,fforbeck/elasticsearch,Shepard1212/elasticsearch,ricardocerq/elasticsearch,nazarewk/elasticsearch,MisterAndersen/elasticsearch,scorpionvicky/elasticsearch,alexshadow007/elasticsearch,shreejay/elasticsearch,JervyShi/elasticsearch,geidies/elasticsearch,markwalkom/elasticsearch,MaineC/elasticsearch,wenpos/elasticsearch,mjason3/elasticsearch,jimczi/elasticsearch,LeoYao/elasticsearch,ThiagoGarciaAlves/elasticsearch,uschindler/elasticsearch,wenpos/elasticsearch,JackyMai/elasticsearch,jimczi/elasticsearch,nezirus/elasticsearch,wenpos/elasticsearch,alexshadow007/elasticsearch,wuranbo/elasticsearch,Shepard1212/elasticsearch,gfyoung/elasticsearch,C-Bish/elasticsearch,winstonewert/elasticsearch,LeoYao/elasticsearch,ThiagoGarciaAlves/elasticsearch,kalimatas/elasticsearch,spiegela/elasticsearch,lks21c/elasticsearch,robin13/elasticsearch,gingerwizard/elasticsearch,obourgain/elasticsearch,maddin2016/elasticsearch,s1monw/elasticsearch,sneivandt/elasticsearch,henakamaMSFT/elasticsearch,mohit/elasticsearch,mohit/elasticsearch,i-am-Nathan/elasticsearch,kalimatas/elasticsearch,scottsom/elasticsearch,gingerwizard/elasticsearch,qwerty4030/elasticsearch,JackyMai/elasticsearch,rajanm/elasticsearch,liweinan0423/elasticsearch,sneivandt/elasticsearch,masaruh/elasticsearch,glefloch/elasticsearch,kalimatas/elasticsearch,henakamaMSFT/elasticsearch,ThiagoGarciaAlves/elasticsearch,nezirus/elasticsearch,IanvsPoplicola/elasticsearch,wangtuo/elasticsearch,lks21c/elasticsearch,sneivandt/elasticsearch,qwerty4030/elasticsearch,LeoYao/elasticsearch,jimczi/elasticsearch,vroyer/elasticassandra,spiegela/elasticsearch,ZTE-PaaS/elasticsearch,dongjoon-hyun/elasticsearch,winstonewert/elasticsearch,yanjunh/elasticsearch,mortonsykes/elasticsearch,bawse/elasticsearch,robin13/elasticsearch,fforbeck/elasticsearch,obourgain/elasticsearch,rlugojr/elasticsearch,GlenRSmith/elasticsearch,ricardocerq/elasticsearch,LewayneNaidoo/elasticsearch,bawse/elasticsearch,a2lin/elasticsearch,nazarewk/elasticsearch,Helen-Zhao/elasticsearch,artnowo/elasticsearch,ricardocerq/elasticsearch,StefanGor/elasticsearch,naveenhooda2000/elasticsearch,wuranbo/elasticsearch,mjason3/elasticsearch,jprante/elasticsearch,nazarewk/elasticsearch,rajanm/elasticsearch,LewayneNaidoo/elasticsearch,maddin2016/elasticsearch,i-am-Nathan/elasticsearch,strapdata/elassandra,markwalkom/elasticsearch,scottsom/elasticsearch,wenpos/elasticsearch,Stacey-Gammon/elasticsearch,jprante/elasticsearch,brandonkearby/elasticsearch,mortonsykes/elasticsearch,sneivandt/elasticsearch,masaruh/elasticsearch,markwalkom/elasticsearch,naveenhooda2000/elasticsearch,nknize/elasticsearch,rajanm/elasticsearch,yanjunh/elasticsearch,mortonsykes/elasticsearch,ZTE-PaaS/elasticsearch,JervyShi/elasticsearch,wangtuo/elasticsearch,qwerty4030/elasticsearch,mjason3/elasticsearch,mortonsykes/elasticsearch,JackyMai/elasticsearch,brandonkearby/elasticsearch,mikemccand/elasticsearch,pozhidaevak/elasticsearch,Stacey-Gammon/elasticsearch,yanjunh/elasticsearch,rlugojr/elasticsearch,naveenhooda2000/elasticsearch,nilabhsagar/elasticsearch,shreejay/elasticsearch,Helen-Zhao/elasticsearch,yanjunh/elasticsearch,fernandozhu/elasticsearch,IanvsPoplicola/elasticsearch,JackyMai/elasticsearch,Shepard1212/elasticsearch,uschindler/elasticsearch,ZTE-PaaS/elasticsearch,pozhidaevak/elasticsearch,glefloch/elasticsearch,nknize/elasticsearch,obourgain/elasticsearch,i-am-Nathan/elasticsearch,markwalkom/elasticsearch,jprante/elasticsearch,gfyoung/elasticsearch,GlenRSmith/elasticsearch,mohit/elasticsearch,vroyer/elasticassandra,strapdata/elassandra,Helen-Zhao/elasticsearch,strapdata/elassandra,nazarewk/elasticsearch,gingerwizard/elasticsearch,MaineC/elasticsearch,fernandozhu/elasticsearch,umeshdangat/elasticsearch,umeshdangat/elasticsearch,geidies/elasticsearch,C-Bish/elasticsearch,fred84/elasticsearch,GlenRSmith/elasticsearch,geidies/elasticsearch,njlawton/elasticsearch,mohit/elasticsearch,JervyShi/elasticsearch,s1monw/elasticsearch,fred84/elasticsearch,coding0011/elasticsearch,JervyShi/elasticsearch,StefanGor/elasticsearch,scottsom/elasticsearch,uschindler/elasticsearch,dongjoon-hyun/elasticsearch,LewayneNaidoo/elasticsearch,maddin2016/elasticsearch,JSCooke/elasticsearch,masaruh/elasticsearch,robin13/elasticsearch,yanjunh/elasticsearch,uschindler/elasticsearch,i-am-Nathan/elasticsearch,rlugojr/elasticsearch,umeshdangat/elasticsearch,JackyMai/elasticsearch,fforbeck/elasticsearch,ricardocerq/elasticsearch,wuranbo/elasticsearch,LeoYao/elasticsearch,dongjoon-hyun/elasticsearch,njlawton/elasticsearch,StefanGor/elasticsearch,rlugojr/elasticsearch,obourgain/elasticsearch,StefanGor/elasticsearch,brandonkearby/elasticsearch,MaineC/elasticsearch,JSCooke/elasticsearch,wangtuo/elasticsearch,gfyoung/elasticsearch,a2lin/elasticsearch,vroyer/elassandra,fforbeck/elasticsearch,dongjoon-hyun/elasticsearch,jimczi/elasticsearch,glefloch/elasticsearch,alexshadow007/elasticsearch,fernandozhu/elasticsearch,spiegela/elasticsearch,gingerwizard/elasticsearch,pozhidaevak/elasticsearch,IanvsPoplicola/elasticsearch,markwalkom/elasticsearch,liweinan0423/elasticsearch,nezirus/elasticsearch