Run csmock on coverity_scan branch.

Author: mbroz

.gitlab/ci/csmock.yml

@@ -14,7 +14,7 @@ test-commit-job-csmock:
   rules:
     - if: $CI_PROJECT_PATH != "cryptsetup/cryptsetup"
       when: never
-    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH || $CI_COMMIT_BRANCH =~ /v2\..\.x$/ || $CI_PIPELINE_SOURCE == "merge_request_event"
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH || $CI_COMMIT_BRANCH =~ /v2\..\.x$/ || $CI_COMMIT_BRANCH == "coverity_scan" || $CI_PIPELINE_SOURCE == "merge_request_event"
   script:
     - sudo /opt/run-csmock.sh
   artifacts: