Update ci.yml

Author: mtrezza

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
   check-lock-file-version:
     name: NPM Lock File Version
     timeout-minutes: 5
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - name: Check NPM lock file version