Bump actions/checkout from 3 to 4 (#243)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/codacy.yml

@@ -35,7 +35,7 @@ jobs:
     steps:
       # Checkout the repository to the GitHub Actions runner
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Execute Codacy Analysis CLI and generate a SARIF output with the security issues identified during the analysis
       - name: Run Codacy Analysis CLI

.github/workflows/mediawiki-tests.yml

@@ -119,7 +119,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # /home/runner/cache/                               Cache
       # /home/runner/src/                                 Mediawiki installation