docs(index-list): fix pulldown refresh forceUpdate err

document/components/docs/en-US/index-list.md

@@ -216,7 +216,7 @@
           // Update data.
           this.data[1].items.push(...cityData[1].items)
           // Call forceUpdate after finishing data load.
-          this.$refs.indexList.forceUpdate()
+          this.$refs.indexList.forceUpdate(true)
         }, 1000)
       }
     }

document/components/docs/zh-CN/index-list.md

@@ -216,7 +216,7 @@
           // Update data.
           this.data[1].items.push(...cityData[1].items)
           // Call forceUpdate after finishing data load.
-          this.$refs.indexList.forceUpdate()
+          this.$refs.indexList.forceUpdate(true)
         }, 1000)
       }
     }