Bump codecov/codecov-action from 4 to 5

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4 to 5.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4...v5)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/actions.yml

@@ -30,7 +30,7 @@ jobs:
       run: python -m pytest -vv --cov=postprocessing --cov=scripts --cov-report=xml --cov-report=term
 
     - name: Upload coverage reports to Codecov
-      uses: codecov/codecov-action@v4
+      uses: codecov/codecov-action@v5
       if:
         github.actor != 'dependabot[bot]'
       env:
@@ -84,7 +84,7 @@ jobs:
       run: docker compose -f tests/integration/docker-compose.yml down
 
     - name: Upload coverage reports to Codecov
-      uses: codecov/codecov-action@v4
+      uses: codecov/codecov-action@v5
       if:
         github.actor != 'dependabot[bot]'
       env: