Potential fix for code scanning alert no. 2: Workflow does not contain permissions (#188)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: AmelBawa-msft

.github/workflows/winget.yml

@@ -7,6 +7,9 @@ on:
 jobs:
   publish-winget:
     name: Submit to WinGet repository
+    permissions:
+      contents: read
+      pull-requests: write
 
     # winget-create is only supported on Windows
     runs-on: windows-latest