Bump codecov/codecov-action from 4.6.0 to 5.1.2

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4.6.0 to 5.1.2.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4.6.0...v5.1.2)

---
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/coverage.yaml

@@ -38,4 +38,4 @@ jobs:
         run: cargo llvm-cov --lcov --no-run --output-path lcov.info
 
       - name: Upload coverage report to Codecov
-        uses: codecov/codecov-action@v4.6.0
+        uses: codecov/codecov-action@v5.1.2