Merge pull request #7412 from Roasbeef/merge-queue-fix

build: use the new merge_group selector for the merge queue

.github/workflows/main.yml

@@ -7,6 +7,9 @@ on:
   pull_request:
     branches:
       - "*"
+  merge_queue:
+    branches:
+      - "master"
 
 concurrency:
   # Cancel any previous workflows if they are from a PR or push.