CI(deps): Update codecov/codecov-action action to v5.5.0 (OSGeo#6251)

Author: renovate[bot]

.github/workflows/pytest.yml

@@ -134,7 +134,7 @@ jobs:
           flags: pytest-python-${{ matrix.python-version }}
           token: ${{ secrets.CODECOV_TOKEN }}
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24 # v5.4.3
+        uses: codecov/codecov-action@fdcc8476540edceab3de004e990f80d881c6cc00 # v5.5.0
         with:
           verbose: true
           flags: pytest-python-${{ matrix.python-version }}