Merge branch 'docs/exclude-sast' into 'master'

Exclude sast job from being run in docs only changes

Closes #41818

See merge request gitlab-org/gitlab-ce!16344

.gitlab-ci.yml

@@ -604,6 +604,7 @@ codequality:
     paths: [codeclimate.json]
 
 sast:
+  <<: *except-docs
   image: registry.gitlab.com/gitlab-org/gl-sast:latest
   before_script: []
   script: