enable debug logging on labeler workflow (Z3Prover#7681)

Author: pelikhan

.github/workflows/labeler.yml

@@ -1,4 +1,4 @@
-name: genai issue labeller
+name: GenAI Issue Labeller
 on:
   issues:
     types: [opened, reopened, edited]
@@ -18,3 +18,4 @@ jobs:
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           github_issue: ${{ github.event.issue.number }}
+          debug: "*"