Bump codecov/codecov-action from 1 to 2.1.0 (#68)

* Bump codecov/codecov-action from 1 to 2.1.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 1 to 2.1.0.
- [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...v2.1.0)

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

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

* Update .github/workflows/tests.yml

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

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -80,7 +80,7 @@ jobs: # Docs: <https://help.github.com/en/articles/workflow-syntax-for-github-ac
           XDEBUG_MODE: coverage
         run: composer test-cover
 
-      - uses: codecov/codecov-action@v1 # Docs: <https://github.com/codecov/codecov-action>
+      - uses: codecov/codecov-action@v2 # Docs: <https://github.com/codecov/codecov-action>
         if: matrix.coverage == 'true'
         with:
           token: ${{ secrets.CODECOV_TOKEN }}