!9009 LocalStorage示例接口代码修改

Merge pull request !9009 from Bo Jiang/cherry-pick-1662024781

zh-cn/application-dev/ui/ui-ts-local-storage.md

@@ -282,17 +282,16 @@ clear(): boolean
 import Ability from '@ohos.application.Ability'
 export default class MainAbility extends Ability {    
   storage : LocalStorage    
-  onCreate(want) {    
+  onCreate() {    
     this.storage = new LocalStorage();
     this.storage.setOrCreate("storageSimpleProp",121);    
-    console.log("[Demo MainAbility onCreate]");    
-    globalThis.abilityWant = want;   
+    console.log("[Demo MainAbility onCreate]"); 
   }  
   onDestroy() {    
     console.log("[Demo MainAbility onDestroy]")  
   }    
   onWindowStageCreate(windowStage) {
-    windowStage.setUIContent(this.context,"pages/index",this.storage)    
+    windowStage.loadContent("pages/index",this.storage)    
   }    
   onWindowStageDestroy() {
     console.log("[Demo] MainAbility onWindoeStageDestroy")