CI: Remove Qt universal binary generation step for macOS.

Not needed since we can now build using Qt6.

Author: jpd002

.github/CI_MISC/pre_qt_universal_build.py

@@ -28,19 +28,6 @@ jobs:
         fetch-depth: 0
     - name: Force Fetch Git Tags
       run: git fetch --tags --force
-    - name: Cache Qt ARM
-      uses: actions/cache@v3
-      id: cache-qt-arm
-      with:
-        path: qt-5.15.2.arm64_big_sur.bottle.tar.gz
-        key: ${{ runner.os }}-QtARMCache
-    - name: Download Qt ARM Library
-      if: steps.cache-qt-arm.outputs.cache-hit != 'true'
-      run: curl -L --show-error --header Authorization:\ Bearer\ QQ== --output qt-5.15.2.arm64_big_sur.bottle.tar.gz https://ghcr.io/v2/homebrew/core/qt/5/blobs/sha256:ca6ad27d24c751b85f2b577df3773d52b48f0f286c5b1414ae8d1437ad72a3e4
-    - name: Prepare Qt Universal Libs
-      run: |
-        tar xf qt-5.15.2.arm64_big_sur.bottle.tar.gz
-        python3 .github/CI_MISC/pre_qt_universal_build.py $QT_ROOT_DIR/ `pwd`/qt@5/5.15.2/
     - name: Set SHORT_HASH
       run: echo "VALUE=${LONG_HASH:0:8}" >> $GITHUB_OUTPUT
       id: short_hash