chore(deps): update codecov/codecov-action action to v4 (#878)

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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -87,7 +87,7 @@ jobs:
         run: uv run mypy --install-types --non-interactive --config-file pyproject.toml soccerdata tests
 
       - name: Upload coverage reports to Codecov with GitHub Action on Python 3.11 for Ubuntu
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         if: ${{matrix.python-version == '3.11'}}
 
   check-docs: