chore(deps): Bump dessant/lock-threads from 5 to 6 (#1134)

Author: dependabot[bot]

.github/workflows/spam-issue-close.yml

@@ -46,7 +46,7 @@ jobs:
         run: sleep 5
 
       - name: Lock
-        uses: dessant/lock-threads@v5
+        uses: dessant/lock-threads@v6
         if: fromJson(steps.close.outputs.closed-issues-prs)[0]
         with:
           process-only: issues