build(deps): bump codecov/codecov-action from 4.6.0 to 5.0.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4.6.0 to 5.0.0.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@b9fd7d1...9688725)

---
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.yml

@@ -55,4 +55,4 @@ jobs:
         # Some tests are especially flakey in coverage tests. That's fine. We
         # only really care to measure how much of our codebase is covered.
         continue-on-error: true
-      - uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238
+      - uses: codecov/codecov-action@968872560f81e7bdde9272853e65f2507c0eca7c