Update windows.yaml

Author: yokhoe

.github/workflows/windows.yaml

@@ -4,9 +4,9 @@ on: [workflow_dispatch]
 jobs:
     build:
       name: Run Script
-      runs-on: windows-latest
+      runs-on: [Windows, x64, Self-hosted]
       steps:
         - uses: actions/checkout@v1
         - name: Script
           run: .\script.ps1
-          shell: powershell
+          shell: powershell