Always run coverage jobs on MR

The coverage job can still run even when the test jobs
may have failed. In such case, the test job would still
provide coverage information that can be useful,
for example, to visualize coverage in MR diff.

.gitlab/ci/rules.gitlab-ci.yml

@@ -395,6 +395,7 @@
       when: never
     - <<: *if-merge-request
       changes: *code-backstage-patterns
+      when: always
     - <<: *if-master-refs
       changes: *code-backstage-patterns
 
@@ -647,8 +648,10 @@
       when: never
     - <<: *if-merge-request
       changes: *code-backstage-patterns
+      when: always
     - <<: *if-master-schedule-2-hourly
     - <<: *if-merge-request-title-run-all-rspec
+      when: always
 
 .rails:rules:rspec-feature-flags:
   rules: