Bump codecov/codecov-action from v1.2.1 to v1.2.2 (#766)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from v1.2.1 to v1.2.2.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/master/CHANGELOG.md)
- [Commits](codecov/codecov-action@v1.2.1...1f8f3ab)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/rust.yml

@@ -351,7 +351,7 @@ jobs:
         run: docker-compose down
 
       - name: Upload to codecov.io
-        uses: codecov/codecov-action@v1.2.1
+        uses: codecov/codecov-action@v1.2.2
         with:
           token: ${{secrets.CODECOV_TOKEN}}