Bump tj-actions/verify-changed-files from 14 to 15 (#59)

Bumps [tj-actions/verify-changed-files](https://github.com/tj-actions/verify-changed-files) from 14 to 15.
- [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@v14...v15)

---
updated-dependencies:
- dependency-name: tj-actions/verify-changed-files
  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/coverage-badges.yml

@@ -43,7 +43,7 @@ jobs:
           filename: coverage.out
 
       - name: Verify Changed files
-        uses: tj-actions/verify-changed-files@v14
+        uses: tj-actions/verify-changed-files@v15
         id: verify-changed-files
         with:
           files: README.md