Update CHANGELOG
Update CHANGELOG

Changed the incorrect case of mongo_clustered to MONGO_CLUSTERED
that broke cluster configuration.

hks-epod/configuration,vasyarv/configuration,louyihua/configuration,pobrejuanito/configuration,gsehub/configuration,vasyarv/configuration,lgfa29/configuration,xiangjf/configuration,antshin72/configuration,jp-bpl/configuration,gashac03/ubuntu,chudaol/configuration,michaelsteiner19/open-edx-configuration,CredoReference/configuration,jorgeomarmh/configuration,4eek/configuration,hastexo/edx-configuration,pedrorib/istx,usernamenumber/configuration,alu042/configuration,cecep-edu/configuration,glengal/configuration,hks-epod/configuration,jorgeomarmh/configuration,antoviaque/configuration,hastexo/edx-configuration,pobrejuanito/configuration,jp-bpl/configuration,yrchen/configuration,Stanford-Online/configuration,mitodl/configuration,yrchen/configuration,sudheerchintala/LearnEra-Configuration,Pieros/configuration,bugcy013/edx_infra,fghaas/edx-configuration,eduStack/configuration,kursitet/configuration,glengal/configuration,joshhu/configuration,glengal/configuration,Pieros/configuration,kursitet/configuration,beacloudgenius/configuration,arifsetiawan/configuration,Livit/Livit.Learn.EdX.configuration,openfun/configuration,Pieros/configuration,IndonesiaX/configuration,proversity-org/configuration,4eek/configuration,hks-epod/configuration,openfun/configuration,omarkhan/configuration,AlfiyaZi/configuration,AlfiyaZi/configuration,bugcy013/edx_infra,nttks/configuration,pedrorib/istx,vasyarv/configuration,cyanna/configuration,chudaol/configuration,hastexo/edx-configuration,Softmotions/configuration,kmoocdev/configuration,joshhu/configuration,rue89-tech/configuration,Stanford-Online/configuration,mitodl/configuration,nunpa/configuration,UXE/edx-configuration,hastexo/edx-configuration-old,cyanna/configuration,negritobomb/edxplat,michaelsteiner19/open-edx-configuration,cecep-edu/configuration,cyanna/configuration,nikolas/configuration,openfun/configuration,EDUlib/configuration,eduStack/configuration,CredoReference/configuration,CredoReference/configuration,rue89-tech/configuration,kursitet/configuration,IONISx/edx-configuration,jorgeomarmh/configuration,EDUlib/configuration,leansoft/configuration,cyanna/configuration,lgfa29/configuration,pedrorib/istx,antoviaque/configuration,fghaas/edx-configuration,alu042/configuration,leansoft/configuration,appsembler/configuration,knehez/configuration,beacloudgenius/configuration,leansoft/configuration,gsehub/configuration,gsehub/configuration,sudheerchintala/LearnEra-Configuration,hastexo/edx-configuration,mitodl/configuration,nttks/configuration,yrchen/configuration,beacloudgenius/configuration,michaelsteiner19/open-edx-configuration,joshhu/configuration,stvstnfrd/configuration,stvstnfrd/configuration,hastexo/edx-configuration-old,knehez/configuration,nikolas/configuration,Stanford-Online/configuration,knehez/configuration,pobrejuanito/configuration,xiangjf/configuration,kencung/configuration,armaan/edx-configuration,leansoft/configuration,gashac03/ubuntu,alu042/configuration,open-craft/configuration,IndonesiaX/configuration,nikolas/configuration,arifsetiawan/configuration,jp-bpl/configuration,negritobomb/edxplat,UXE/edx-configuration,kursitet/configuration,IONISx/edx-configuration,arbrandes/edx-configuration,CredoReference/configuration,IndonesiaX/configuration,Softmotions/configuration,Livit/Livit.Learn.EdX.configuration,hks-epod/configuration,beacloudgenius/configuration,chudaol/configuration,LearnEra/LearnEra-Configuration,kmoocdev/configuration,nunpa/configuration,antoviaque/configuration,usernamenumber/configuration,zhengjunwei/configuration,arbrandes/edx-configuration,openfun/configuration,kmoocdev/configuration,kencung/configuration,yrchen/configuration,open-craft/configuration,IndonesiaX/configuration,marcore/configuration,vasyarv/configuration,usernamenumber/configuration,arbrandes/edx-configuration,knehez/configuration,omarkhan/configuration,Carlos2005/configuration,Stanford-Online/configuration,pedrorib/istx,hastexo/edx-configuration-old,appsembler/configuration,xiangjf/configuration,open-craft/configuration,stvstnfrd/configuration,armaan/edx-configuration,Livit/Livit.Learn.EdX.configuration,rue89-tech/configuration,fghaas/edx-configuration,louyihua/configuration,hastexo/edx-configuration-old,louyihua/configuration,UXE/edx-configuration,antoviaque/configuration,zhengjunwei/configuration,proversity-org/configuration,EDUlib/configuration,omarkhan/configuration,antshin72/configuration,zhengjunwei/configuration,michaelsteiner19/open-edx-configuration,hastexo/edx-configuration,cecep-edu/configuration,proversity-org/configuration,chudaol/configuration,AlfiyaZi/configuration,EDUlib/configuration,edx/configuration,UXE/edx-configuration,bugcy013/edx_infra,LearnEra/LearnEra-Configuration,kencung/configuration,nunpa/configuration,mitodl/configuration,hks-epod/configuration,Carlos2005/configuration,marcore/configuration,Pieros/configuration,Stanford-Online/configuration,kencung/configuration,IONISx/edx-configuration,marcore/configuration,arbrandes/edx-configuration,rue89-tech/configuration,Carlos2005/configuration,hmcmooc/ec2-edx-configuration,marcore/configuration,4eek/configuration,arbrandes/edx-configuration,AlfiyaZi/configuration,rue89-tech/configuration,negritobomb/edxplat,jorgeomarmh/configuration,stvstnfrd/configuration,arifsetiawan/configuration,glengal/configuration,proversity-org/configuration,edx/configuration,LearnEra/LearnEra-Configuration,nttks/configuration,stvstnfrd/configuration,proversity-org/configuration,gsehub/configuration,nikolas/configuration,appsembler/configuration,sudheerchintala/LearnEra-Configuration,usernamenumber/configuration,Carlos2005/configuration,armaan/edx-configuration,EDUlib/configuration,Softmotions/configuration,hmcmooc/ec2-edx-configuration,Softmotions/configuration,jp-bpl/configuration,arifsetiawan/configuration,nttks/configuration,4eek/configuration,open-craft/configuration,gashac03/ubuntu,eduStack/configuration,hmcmooc/ec2-edx-configuration,antshin72/configuration,omarkhan/configuration,edx/configuration,louyihua/configuration,edx/configuration,lgfa29/configuration,pobrejuanito/configuration,nunpa/configuration,fghaas/edx-configuration,alu042/configuration,zhengjunwei/configuration,kmoocdev/configuration,IONISx/edx-configuration,bugcy013/edx_infra,gsehub/configuration,armaan/edx-configuration,antshin72/configuration,Livit/Livit.Learn.EdX.configuration,negritobomb/edxplat,xiangjf/configuration,gashac03/ubuntu,joshhu/configuration,jp-bpl/configuration,lgfa29/configuration,appsembler/configuration