fix version number

Author: Murmele

.github/workflows/build.yml

@@ -182,7 +182,7 @@ jobs:
           perl-version: '5.30'
 
       - name: Install Qt
-        uses: jurplel/install-qt-action@4
+        uses: jurplel/install-qt-action@v4
         timeout-minutes: 10
         with:
           version: ${{ matrix.qt.version }}