chore(deps): update dessant/lock-threads action to v6

Author: renovate[bot]

.github/workflows/lock-closed-issues.yml

@@ -12,7 +12,7 @@ jobs:
     if: github.repository == 'vitejs/vite-plugin-vue'
     runs-on: ubuntu-latest
     steps:
-      - uses: dessant/lock-threads@1bf7ec25051fe7c00bdd17e6a7cf3d7bfb7dc771 # v5
+      - uses: dessant/lock-threads@7266a7ce5c1df01b1c6db85bf8cd86c737dadbe7 # v6
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           issue-inactive-days: "14"