Update codecov/codecov-action action to v5 (#862)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/run-tests.yml

@@ -48,7 +48,7 @@ jobs:
         coverage combine
         coverage xml
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v4
+      uses: codecov/codecov-action@v5
       with:
         file: coverage.xml
         flags: unittests