Refactor conditional logic for handling application endpoints in GraphMinimalPermissionsGuidancePlugin. Closes #1605#1606

garrytrinder merged 3 commits intodotnet:maindotnet/dev-proxy:mainfrom

waldekmastykarz:fix/1605-app-permissions-missing-endpointswaldekmastykarz/dev-proxy:fix/1605-app-permissions-missing-endpointsCopy head branch name to clipboard