fix: bump tj-actions/verify-changed-files from 6 to 18

Bumps [tj-actions/verify-changed-files](https://github.com/tj-actions/verify-changed-files) from 6 to 18.
- [Release notes](https://github.com/tj-actions/verify-changed-files/releases)
- [Changelog](https://github.com/tj-actions/verify-changed-files/blob/main/HISTORY.md)
- [Commits](tj-actions/verify-changed-files@v6...v18)

---
updated-dependencies:
- dependency-name: tj-actions/verify-changed-files
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/test_docker.yml

@@ -27,7 +27,7 @@ jobs:
       - name: generate badge
         run: coverage-badge -f -o coverage.svg
       - name: Verify Changed files
-        uses: tj-actions/verify-changed-files@v6
+        uses: tj-actions/verify-changed-files@v18
         id: changed_files
         with:
           files: coverage.svg