chore(deps): bump codecov/codecov-action from v1.1.1 to v1.2.1 (#441)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from v1.1.1 to v1.2.1.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/master/CHANGELOG.md)
- [Commits](codecov/codecov-action@v1.1.1...e156083)

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

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

.github/workflows/ci.yml

@@ -66,7 +66,7 @@ jobs:
         env:
           CI: true
       - name: Upload code coverage
-        uses: codecov/codecov-action@v1.1.1
+        uses: codecov/codecov-action@v1.2.1
         if: matrix.node-version == '12.x'
         with:
           token: ${{ secrets.CODECOV_TOKEN }}