Update ci.yml

Author: mtrezza

.github/workflows/ci.yml

@@ -31,6 +31,12 @@ jobs:
         run: npm ci
       - name: CI Self-Check
         run: npm run ci:check
+  check-changelog-update:
+    runs-on: ubuntu-18.04
+    timeout-minutes: 5
+    steps:
+    - uses: actions/checkout@v2
+    - uses: dangoslen/changelog-enforcer@v2
   check-lint:
      name: Lint
      timeout-minutes: 15