fix(App): fix lint error

Author: Walker Leite

template/client/App.vue

@@ -23,6 +23,5 @@ export default {
 </script>
 
 <style {{#extended}}lang="scss"{{else}}lang="css"{{/extended}}>
-  {{#extended}}@import "style/app.scss";{{/extended}}
-  {{#unless extended}}h1 { font-size: 2rem; }{{/unless}}
+{{#extended}}@import "style/app.scss";{{/extended}}{{#unless extended}}h1 { font-size: 2rem; }{{/unless}}
 </style>