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]>

.github/workflows/rust.yml

@@ -93,7 +93,7 @@ jobs:
       run: grcov . --binary-path ./target/debug/deps/ -s . -t cobertura --branch --ignore-not-existing --ignore '../*' --ignore "/*" -o target/cobertura.xml
     - name: Upload coverage reports to Codecov
       if: startsWith(matrix.os, 'ubuntu')
-      uses: codecov/codecov-action@v4
+      uses: codecov/codecov-action@v5
       with:
         files: target/cobertura.xml
       env: