ci: add environment specification for update-winget job

Author: Daydreamer-riri

.github/workflows/update-winget.yml

@@ -32,6 +32,7 @@ env:
 
 jobs:
   update-winget:
+    environment: PT_WINGET
     # Only run if this is a matching extension release
     if: github.event_name == 'workflow_dispatch' || startsWith(github.event.release.name, 'WebSearchShortcut Extension')
     runs-on: windows-latest