fix slug

Author: awdeorio

.github/workflows/continuous_integration.yml

@@ -60,5 +60,5 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          slug: codecov/mailmerge
+          slug: eecs485staff/madoop
           fail_ci_if_error: true