Change replica host var names to namespace them with the roles that use them
Change replica host var names to namespace them with the roles that use them

These vars are only used in the ad_hoc_reporting role, but their
prefix indicates that they're part of their services' roles.
This corrects the prefix.

knehez/configuration,AlfiyaZi/configuration,armaan/edx-configuration,gashac03/ubuntu,EDUlib/configuration,gashac03/ubuntu,arifsetiawan/configuration,4eek/configuration,nikolas/configuration,openfun/configuration,Livit/Livit.Learn.EdX.configuration,hastexo/edx-configuration,Softmotions/configuration,hastexo/edx-configuration,Stanford-Online/configuration,4eek/configuration,gashac03/ubuntu,hks-epod/configuration,kencung/configuration,zhengjunwei/configuration,arifsetiawan/configuration,fghaas/edx-configuration,EDUlib/configuration,IndonesiaX/configuration,stvstnfrd/configuration,kursitet/configuration,pobrejuanito/configuration,Stanford-Online/configuration,knehez/configuration,eduStack/configuration,glengal/configuration,CredoReference/configuration,nunpa/configuration,kursitet/configuration,Softmotions/configuration,appsembler/configuration,edx/configuration,fghaas/edx-configuration,appsembler/configuration,omarkhan/configuration,gsehub/configuration,open-craft/configuration,marcore/configuration,omarkhan/configuration,nunpa/configuration,vasyarv/configuration,alu042/configuration,stvstnfrd/configuration,mitodl/configuration,openfun/configuration,omarkhan/configuration,alu042/configuration,IndonesiaX/configuration,marcore/configuration,Softmotions/configuration,EDUlib/configuration,CredoReference/configuration,beacloudgenius/configuration,leansoft/configuration,armaan/edx-configuration,lgfa29/configuration,jorgeomarmh/configuration,nunpa/configuration,alu042/configuration,Softmotions/configuration,nunpa/configuration,antshin72/configuration,fghaas/edx-configuration,xiangjf/configuration,gsehub/configuration,vasyarv/configuration,CredoReference/configuration,louyihua/configuration,antshin72/configuration,rue89-tech/configuration,gsehub/configuration,open-craft/configuration,proversity-org/configuration,AlfiyaZi/configuration,beacloudgenius/configuration,hastexo/edx-configuration-old,hastexo/edx-configuration,proversity-org/configuration,Stanford-Online/configuration,eduStack/configuration,Stanford-Online/configuration,knehez/configuration,jorgeomarmh/configuration,michaelsteiner19/open-edx-configuration,AlfiyaZi/configuration,bugcy013/edx_infra,rue89-tech/configuration,xiangjf/configuration,proversity-org/configuration,michaelsteiner19/open-edx-configuration,arbrandes/edx-configuration,arbrandes/edx-configuration,lgfa29/configuration,hks-epod/configuration,nikolas/configuration,appsembler/configuration,leansoft/configuration,Pieros/configuration,Livit/Livit.Learn.EdX.configuration,louyihua/configuration,antoviaque/configuration,vasyarv/configuration,nikolas/configuration,louyihua/configuration,zhengjunwei/configuration,usernamenumber/configuration,beacloudgenius/configuration,rue89-tech/configuration,antoviaque/configuration,antshin72/configuration,Stanford-Online/configuration,zhengjunwei/configuration,Carlos2005/configuration,Carlos2005/configuration,usernamenumber/configuration,kursitet/configuration,4eek/configuration,vasyarv/configuration,michaelsteiner19/open-edx-configuration,Livit/Livit.Learn.EdX.configuration,knehez/configuration,AlfiyaZi/configuration,joshhu/configuration,bugcy013/edx_infra,gsehub/configuration,mitodl/configuration,gsehub/configuration,usernamenumber/configuration,bugcy013/edx_infra,glengal/configuration,pobrejuanito/configuration,hastexo/edx-configuration,stvstnfrd/configuration,arbrandes/edx-configuration,arbrandes/edx-configuration,alu042/configuration,leansoft/configuration,edx/configuration,hks-epod/configuration,omarkhan/configuration,antoviaque/configuration,stvstnfrd/configuration,antoviaque/configuration,IndonesiaX/configuration,CredoReference/configuration,EDUlib/configuration,nttks/configuration,kencung/configuration,joshhu/configuration,Pieros/configuration,glengal/configuration,IndonesiaX/configuration,appsembler/configuration,hastexo/edx-configuration,lgfa29/configuration,armaan/edx-configuration,glengal/configuration,zhengjunwei/configuration,Livit/Livit.Learn.EdX.configuration,kencung/configuration,armaan/edx-configuration,michaelsteiner19/open-edx-configuration,4eek/configuration,pobrejuanito/configuration,openfun/configuration,nikolas/configuration,stvstnfrd/configuration,hastexo/edx-configuration-old,gashac03/ubuntu,proversity-org/configuration,hks-epod/configuration,xiangjf/configuration,openfun/configuration,joshhu/configuration,edx/configuration,proversity-org/configuration,rue89-tech/configuration,louyihua/configuration,beacloudgenius/configuration,leansoft/configuration,bugcy013/edx_infra,nttks/configuration,hks-epod/configuration,jorgeomarmh/configuration,Pieros/configuration,EDUlib/configuration,arbrandes/edx-configuration,open-craft/configuration,mitodl/configuration,marcore/configuration,eduStack/configuration,hastexo/edx-configuration-old,hastexo/edx-configuration-old,mitodl/configuration,pobrejuanito/configuration,open-craft/configuration,lgfa29/configuration,rue89-tech/configuration,jorgeomarmh/configuration,edx/configuration,Pieros/configuration,joshhu/configuration,antshin72/configuration,usernamenumber/configuration,kursitet/configuration,arifsetiawan/configuration,Carlos2005/configuration,Carlos2005/configuration,nttks/configuration,fghaas/edx-configuration,nttks/configuration,marcore/configuration,arifsetiawan/configuration,kencung/configuration,xiangjf/configuration