ContenStorage should be ContentStorage

Signed-off-by: Nqingdao@qing <qing@ohos.com.cn>

en/application-dev/ability/stage-ability-continuation.md

@@ -174,7 +174,7 @@ The following table lists the APIs used for ability continuation. For details ab
       var g_object = distributedObject.createDistributedObject({name:undefined});
 
       export default class MainAbility extends Ability {
-          contentStorage : ContenStorage
+          contentStorage : ContentStorage
           sessionId : string;
 
        onContinue(wantParam : {[key: string]: any}) {

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

@@ -178,7 +178,7 @@
      var g_object = distributedObject.createDistributedObject({name:undefined});
   
      export default class MainAbility extends Ability {
-         contentStorage : ContenStorage
+         contentStorage : ContentStorage
          sessionId : string;
   
       onContinue(wantParam : {[key: string]: any}) {