[Improvement] follow eslint-plugin-vue strongly-recommended code style (#482)

docs/demos/views/lazyload.vue

@@ -1,7 +1,7 @@
 <template>
   <demo-section>
     <demo-block :title="$t('basicUsage')">
-      <img v-for="img in imageList" v-lazy="img" />
+      <img v-for="img in imageList" v-lazy="img" >
     </demo-block>
 
     <demo-block :title="$t('title2')">
@@ -10,7 +10,7 @@
 
     <demo-block :title="$t('title3')">
       <lazy-component>
-        <img v-for="img in componentImageList" v-lazy="img" />
+        <img v-for="img in componentImageList" v-lazy="img" >
       </lazy-component>
     </demo-block>
   </demo-section>
@@ -53,7 +53,7 @@ export default {
       console.log('component show');
     }
   }
-}
+};
 </script>
 
 <style lang="postcss">
@@ -79,4 +79,4 @@ export default {
     padding-left: 0;
   }
 }
-</style>
+</style>