sync: from linuxdeepin/qt5integration

Synchronize source files from linuxdeepin/qt5integration.

Source-pull-request: linuxdeepin/qt5integration#287

Author: deepin-ci-robot

CMakeLists.txt

@@ -21,7 +21,7 @@ option(ENABLE_COV "Enable code coverage" OFF)
 if(PROJECT_VERSION_MAJOR EQUAL 6)
   set(VERSION_SUFFIX 6)
   find_package(QT NAMES Qt6 REQUIRED COMPONENTS Core)
-  if(Qt6_VERSION VERSION_GREATER_EQUAL 6.10)
+  if(QT_VERSION VERSION_GREATER_EQUAL 6.10)
     find_package(Qt6 COMPONENTS CorePrivate GuiPrivate WidgetsPrivate REQUIRED)
   endif()
 else()