add missing semicolons

src/App.vue

@@ -13,7 +13,7 @@ export default {
   components: {
     HelloWorld
   }
-}
+};
 </script>
 
 <style>

src/components/HelloWorld.vue

@@ -36,7 +36,7 @@ export default {
   props: {
     msg: String
   }
-}
+};
 </script>
 
 <!-- Add "scoped" attribute to limit CSS to this component only -->

src/main.js

@@ -1,5 +1,5 @@
-import Vue from 'vue'
-import App from './App.vue'
+import Vue from 'vue';
+import App from './App.vue';
 
 Vue.config.productionTip = false;