Add CodeCov token (#339)

* Add CodeCov token

* Missing bracket

* Allow failures

* Try again

* False

Author: gdalle

.github/workflows/ci.yml

@@ -56,6 +56,8 @@ jobs:
       - uses: codecov/codecov-action@v4
         with:
           file: lcov.info
+          token: ${{ secrets.CODECOV_TOKEN }}
+          fail_ci_if_error: false
   docs:
     name: Documentation
     runs-on: ubuntu-latest