fix: coverage

Author: woutervanranst

.github/workflows/ci.yml

@@ -57,5 +57,5 @@ jobs:
     - name: Upload Coverage to Codecov
       uses: codecov/codecov-action@v3
       with:
-        files: "../results/coverage/coverage.cobertura.xml"
+        files: "**/coverage.cobertura.xml"
         fail_ci_if_error: true