Removed GL CI rule leftover from testing

.gitlab-ci.yml

@@ -254,8 +254,6 @@ unit test coverage:
       - unit test capability
       - unit test notification
     rules:
-#          for testing only!
-        - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
         - if: '$CI_COMMIT_TAG =~ /^end-of-sprint-[0-9]+/ || $CI_COMMIT_TAG =~ /[0-9]+\.[0-9]+\.[0-9]+-rc[0-9]+/'
           variables:
             # override DEPLOY_ENV
@@ -568,4 +566,3 @@ deploy:
             # override ENV_HOST
             ENV_HOST: ws.nrao.edu
             VERSION: $CI_COMMIT_TAG
-