CISO-1497 - Switch Windows GHA runners to Windows 2022

As of June 2026, the Windows 2025 runners have started shipping with
Visual Studio 26. Per GitHub's docs, the only way to get VS 22 now is to
use a Windows 2022 runner.

Author: cx-jonathan-hartman

.github/workflows/ci.yml

@@ -6,7 +6,7 @@ permissions: {}
 
 jobs:
   integration-tests:
-    runs-on: cx-public-windows-x64
+    runs-on: cx-public-windows-2022-x64
     permissions:
       contents: write
     steps:

.github/workflows/release.yml

@@ -34,7 +34,7 @@ on:
 
 jobs:
   release:
-    runs-on: cx-public-windows-x64
+    runs-on: cx-public-windows-2022-x64
     permissions:
       contents: write
     outputs: