build(deps): bump codecov/codecov-action from 2 to 3

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 2 to 3.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/codecov/codecov-action/compare/v2...v3)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -345,7 +345,7 @@ jobs:
         uses: taiki-e/install-action@cargo-llvm-cov
       - run: python -m pip install -U pip nox
       - run: nox -s coverage
-      - uses: codecov/codecov-action@v2
+      - uses: codecov/codecov-action@v3
         with:
           file: coverage.lcov
           name: ${{ matrix.os }}