Try the VS2026 workflow

Author: StephenCWills

.github/workflows/Windows_MSVC_x64.yml

@@ -16,7 +16,7 @@ concurrency:
 
 jobs:
   build:
-    runs-on: windows-latest
+    runs-on: windows-2025-vs2026
     steps:
     - name: Checkout
       uses: actions/checkout@v6