Use Codecov as sole coverage artifact

Author: Corantin

.github/workflows/coverage.yml

@@ -45,13 +45,6 @@ jobs:
       - name: Run coverage
         run: pnpm --dir pkg/contracts run coverage
 
-      - name: Upload coverage report
-        uses: actions/upload-artifact@v4
-        with:
-          name: forge-coverage-lcov
-          path: pkg/contracts/lcov.info
-          if-no-files-found: warn
-
       - name: Upload coverage reports to Codecov
         uses: codecov/codecov-action@v5
         with: