ci: update zed extension sync

.github/workflows/sync-zed-extension.yml

@@ -31,4 +31,4 @@ jobs:
         run: |
           ./script/sync-zed.ts ${{ steps.get_tag.outputs.tag }}
         env:
-          GITHUB_TOKEN: ${{ secrets.SST_GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.ZED_EXTENSIONS_PAT }}