[librsvg: 4/6] Also allow the clippy job on merge request events

[Marge Bot <marge-bot src gnome org>]

commit 35b0de2e920488099b5152eb2508e06e95fea02f
Author: Federico Mena Quintero <federico gnome org>
Date:   Wed Aug 24 09:06:26 2022 -0500

    Also allow the clippy job on merge request events
    
    Thanks to Jordan Petridis for the fix.
    
    Part-of: <https://gitlab.gnome.org/GNOME/librsvg/-/merge_requests/733>

 .gitlab-ci.yml | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1ca057b36..082002ebc 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -254,6 +254,9 @@ clippy:
   rules:
     - if: '$CODE_QUALITY_DISABLED'
       when: never
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_TAG'
+    - if: '$CI_COMMIT_BRANCH'
 
 coverage:
   extends: