Use self-hosted windows runner (#531)

* Use self-hosted windows runner

* Don't cache KiCad on Windows

Author: akhilles

.github/workflows/test.yml

@@ -57,7 +57,7 @@ jobs:
       matrix:
         config:
           - name: Windows
-            runs-on: windows-large
+            runs-on: [self-hosted, windows-large]
           - name: macOS
             runs-on: macos-15-xlarge
           - name: Ubuntu
@@ -93,14 +93,6 @@ jobs:
           # Install KiCad fresh
           brew install --cask kicad
 
-      - name: Cache KiCad (Windows)
-        if: matrix.config.name == 'Windows'
-        id: cache-kicad-windows
-        uses: actions/cache@v4
-        with:
-          path: C:\Program Files\KiCad
-          key: ${{ runner.os }}-kicad-${{ env.KICAD_VERSION }}
-
       - name: Install KiCad (Windows)
         if: matrix.config.name == 'Windows' && steps.cache-kicad-windows.outputs.cache-hit != 'true'
         run: |