!5995 【轻量级 PR】：【OpenHarmony开源贡献者计划2022】更正stage-ability-continuation中的拼写错误

Merge pull request !5995 from gloria/N/A

zh-cn/application-dev/ability/stage-ability-continuation.md

@@ -174,7 +174,7 @@
       var g_object = distributedObject.createDistributedObject({name:undefined});
 
       export default class MainAbility extends Ability {
-          contentStorage : ContenStorage
+          contentStorage : ContentStorage
           sessionId : string;
 
        onContinue(wantParam : {[key: string]: any}) {