ci(ssg): 🐛 fix coverage.yml workflow

Author: sebastienrousseau

.github/workflows/coverage.yml

@@ -29,4 +29,4 @@ jobs:
         uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          file: lcov.info
+          files: lcov.info