don't interfere with the trunk check

.github/workflows/main_matrix.yml

@@ -1,6 +1,6 @@
 name: CI
 concurrency:
-  group: ${{ github.head_ref || github.run_id }}
+  group: ci-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
 #concurrency:
 #  group: ${{ github.ref }}