Added changelog entry for edx-east change (#4608)
Added changelog entry for edx-east change (#4608)


Stanford-Online/configuration,Stanford-Online/configuration,arbrandes/edx-configuration,edx/configuration,EDUlib/configuration,hks-epod/configuration,EDUlib/configuration,mitodl/configuration,stvstnfrd/configuration,arbrandes/edx-configuration,hks-epod/configuration,gsehub/configuration,hks-epod/configuration,mitodl/configuration,edx/configuration,EDUlib/configuration,gsehub/configuration,rue89-tech/configuration,arbrandes/edx-configuration,Stanford-Online/configuration,gsehub/configuration,stvstnfrd/configuration,appsembler/configuration,rue89-tech/configuration,EDUlib/configuration,mitodl/configuration,Stanford-Online/configuration,rue89-tech/configuration,edx/configuration,appsembler/configuration,hks-epod/configuration,mitodl/configuration,rue89-tech/configuration,Stanford-Online/configuration,gsehub/configuration,stvstnfrd/configuration,gsehub/configuration,arbrandes/edx-configuration,edx/configuration,appsembler/configuration,stvstnfrd/configuration,rue89-tech/configuration,appsembler/configuration,stvstnfrd/configuration,hks-epod/configuration,EDUlib/configuration,arbrandes/edx-configuration