Bump codecov/codecov-action from 1.5.0 to 1.5.2

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 1.5.0 to 1.5.2.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/master/CHANGELOG.md)
- [Commits](codecov/codecov-action@v1.5.0...v1.5.2)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/testing.yaml

@@ -64,6 +64,6 @@ jobs:
       run: |
         poetry run pytest --cov=async_search_client --cov-report=xml
     - name: Upload coverage
-      uses: codecov/[email protected].0
+      uses: codecov/[email protected].2
       with:
         fail_ci_if_error: true