CI: No need to track changelogs/**/*.yml anymore

We use Git trailers for compiling changelog.

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

@@ -139,7 +139,6 @@
   - ".gitlab-ci.yml"
   - ".gitlab/ci/**/*.yml"
   - "lib/gitlab/ci/templates/**/*.yml"
-  - "{,ee/,jh/}changelogs/**/*.yml"
 
 .docs-patterns: &docs-patterns
   - ".gitlab/route-map.yml"

.gitlab/ci/yaml.gitlab-ci.yml

-# Yamllint of CI-related yaml and changelogs.
+# Yamllint of CI-related yaml.
 # This uses rules from project root `.yamllint`.
 lint-yaml:
   extends:
@@ -8,6 +8,6 @@ lint-yaml:
   stage: test
   needs: []
   variables:
-    LINT_PATHS: .gitlab-ci.yml .gitlab/ci lib/gitlab/ci/templates changelogs
+    LINT_PATHS: .gitlab-ci.yml .gitlab/ci lib/gitlab/ci/templates
   script:
     - yamllint -f colored $LINT_PATHS