[actions] update android

Author: jared2020

.github/workflows/android.yml

@@ -30,14 +30,14 @@ jobs:
     steps:
       - name: Install Qt
         uses: jurplel/install-qt-action@v2
-        if: ${{ qt_ver == '5.12.10' }}
+        if: ${{ matrix.qt_ver == '5.12.10' }}
         with:
           version: ${{ matrix.qt_ver }}
           target: ${{ matrix.qt_target }}
           arch: ${{ matrix.qt_arch }}  
       - name: Install Qt
         uses: jurplel/install-qt-action@v2
-        if: ${{ qt_ver == '5.15.2' }}
+        if: ${{ matrix.qt_ver == '5.15.2' }}
         with:
           version: ${{ matrix.qt_ver }}
           target: ${{ matrix.qt_target }}