message: Fix setting stability in Add-Extension on Windows
diff: @@ -61,7 +61,7 @@ Function Add-Extension {
  }
  else {
  # Patch till PHP 8.1 DLLs are released as stable.
  - $minimumStability = 'stable'
  + $minimumStability = $stability
  if($version -eq '8.1' -and $stability -eq 'stable') {
  $minimumStability = 'snapshot'
  }
  