Bump codecov/codecov-action from v1.2.2 to v1.3.1

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from v1.2.2 to v1.3.1.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/master/CHANGELOG.md)
- [Commits](https://github.com/codecov/codecov-action/compare/v1.2.2...fcebab03f26c7530a22baa63f06b3e0515f0c7cd)

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

.github/workflows/main.yml

@@ -69,7 +69,7 @@ jobs:
           version: '0.12.3'
           timeout: 300
       - name: Upload coverage report to Codecov
-        uses: codecov/codecov-action@v1.2.2
+        uses: codecov/codecov-action@v1.3.1
         with:
           token: ${{ secrets.CODECOV_TOKEN }}