actions: attempt 2

Author: ThisAMJ

.github/workflows/CI.yaml

@@ -61,11 +61,14 @@ jobs:
       - name: Install Qt
         uses: jurplel/install-qt-action@v4
         with:
+          cache: 'true'
+          cache-key-prefix: 'cache-qt'
           version: '5.15.2'
-          host: 'windows'
-          target: 'win32_msvc2019_64'
+          arch: 'win32_msvc2019_64'
           dir: ${{ runner.temp }}/qt
+          setup-python: 'false'
       - name: Cache QtMsBuild tools
+        id: cache-qtmsbuild-tools
         uses: actions/cache@v4
         with:
           path: ${{ runner.temp }}/qt/5.15.2/msvc2019_64/bin