chore: bump codecov/codecov-action from 4.5.0 to 4.6.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4.5.0 to 4.6.0.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@e28ff12...b9fd7d1)

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

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

.github/workflows/witness.yml

@@ -60,4 +60,4 @@ jobs:
             run: ${{ inputs.command }}
 
           - if: ${{ inputs.step == 'tests' }}
-            uses: codecov/codecov-action@e28ff129e5465c2c0dcc6f003fc735cb6ae0c673
+            uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238