Update .github/workflows/pr-issue-sync.yml

Co-authored-by: Copilot <[email protected]>

Author: Adez017

.github/workflows/pr-issue-sync.yml

@@ -10,6 +10,7 @@ jobs:
 
     permissions:
       issues: write
+      pull-requests: write
 
     steps:
       - name: Extract Linked Issues