ci: update assignees

Author: twishabansal

.github/workflows/assign-prs.yml

@@ -28,6 +28,6 @@ jobs:
       - name: "Auto-assign PR"
         uses: pozil/auto-assign-issue@v2
         with:
-          assignees: ajupazhamayil,dolphin1999,rachelhmyang,Myst9
+          assignees: ajupazhamayil,dolphin1999,rachelhmyang
           numOfAssignee: 1
           abortIfPreviousAssignees: true