ci: Enable `merge_group` for workflows (#22214)

Marshall Bowers created

Enable the `merge_group` for CI workflows so that they work with the
merge queue.

Release Notes:

- N/A

Change summary

.github/workflows/ci.yml   | 1 +
.github/workflows/docs.yml | 1 +
2 files changed, 2 insertions(+)

Detailed changes

.github/workflows/ci.yml 🔗

@@ -15,6 +15,7 @@ on:
     paths-ignore:
       - "docs/**/*"
       - ".github/workflows/community_*"
+  merge_group:
 
 concurrency:
   # Allow only one workflow per any non-`main` branch.