arkXtest窗口操作测试用例调整 .Signed-off-by: <zhouke35@huawei.com>.

Signed-off-by: Nzhouke <zhouke35@huawei.com>

arkXtest/uitest/src/main/ets/test/uitest.test.ets

@@ -738,7 +738,7 @@ export default function UiTest() {
         await stopApplication('com.uitestScene.acts')
       }
       catch(USAGE_ERROR){
-        expect(window != null).assertTrue()
+        expect(window1 != null).assertTrue()
         await stopApplication('com.uitestScene.acts')
       }
     })