adding dotnet-core feed in nuget.config
adding dotnet-core feed in nuget.config

AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet,AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet,AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet,AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet