downgrading qt to 6.7.1 on linux too

Author: cfrankb

.github/workflows/linux_release.yml

@@ -34,7 +34,7 @@ jobs:
           submodules: recursive
 
       - name: Install Qt
-        uses: jurplel/install-qt-action@v3
+        uses: jurplel/install-qt-action@latest
         with:
           version: ${{ env.QT_VERSION }}
           host: linux