Added hints about receiving feedback

Author: lsmith77

_build/redirection_map

@@ -361,4 +361,5 @@
 /frontend/encore/installation-no-flex /frontend/encore/installation
 /console/logging /console
 /frontend/encore/legacy-apps /frontend/encore/legacy-applications
+/configuration/external_parameters /configuration/environment_variables
 /contributing/code/patches /contributing/code/pull_requests