DEPS: 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](codecov/codecov-action@v1.2.2...fcebab0)

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

.github/workflows/ci.yaml

@@ -91,7 +91,7 @@ jobs:
         env:
           CI: true
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@v1.2.2
+        uses: codecov/codecov-action@v1.3.1
         with:
           flags: e2e
 
@@ -117,7 +117,7 @@ jobs:
         env:
           CI: true
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@v1.2.2
+        uses: codecov/codecov-action@v1.3.1
         with:
           flags: unit