add: qt quick timeline modules

src/CMakeLists.txt

@@ -78,7 +78,7 @@ target_include_directories(qtuiviewerlib PUBLIC
 
 set_target_properties(${PROJECT_NAME} PROPERTIES QT_ANDROID_PACKAGE_NAME "io.qt.qtdesignviewer")
 set_property(TARGET ${PROJECT_NAME}
-    APPEND PROPERTY QT_ANDROID_PACKAGE_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/android
+APPEND PROPERTY QT_ANDROID_PACKAGE_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/android
 )
 set_property(TARGET ${PROJECT_NAME}
     APPEND PROPERTY QT_ANDROID_EXTRA_LIBS

src/backend/importdummy.qml

@@ -25,6 +25,9 @@ import QtQuick.Studio.MultiText
 import QtQuick.Studio.Utils
 import QtQuick.Studio.DesignEffects
 
+import QtQuick.Timeline
+import QtQuick.Timeline.BlendTrees
+
 import QtQuickUltralite.Extras
 import QtQuickUltralite.Layers