Merge pull request #44501 from mburke5678/BZ-2072425

BZ2072425: oc binary is not sending authentication headers when using  a http proxy

Author: mburke5678

modules/cli-logging-in.adoc

@@ -17,6 +17,8 @@ You can log in to the OpenShift CLI (`oc`) to access and manage your cluster.
 ====
 To access a cluster that is accessible only over an HTTP proxy server, you can set the `HTTP_PROXY`, `HTTPS_PROXY` and `NO_PROXY` variables.
 These environment variables are respected by the `oc` CLI so that all communication with the cluster goes through the HTTP proxy.
+
+Authentication headers are sent only when using HTTPS transport.
 ====
 
 .Procedure