ADP-216: updates README from UAT feedback for step2 - experiment

README.md

@@ -35,6 +35,7 @@ Procedure:
     - CAVEAT: step 14 is not necessary, as it is specific to a GitHub account
 1. add ONLY the _PUBLIC_ part of your gpg key!!! to your branch
     - file format: `<email>@netgo.de.gpg.pub`
+    - **Example**: `max.musterman@netgo.de.gpg.pub`
 1. git: commit the new file, push
 1. open a MergeRequest
 1. Hand-Off: Assign the MR to an Existing User in your Team to have your key added.