fix(base): remove wrapper function from base app plugin.

Author: ElijahKotyluk

packages/@vuetify/presets/generator/templates/base/src/plugins/app.js

@@ -5,19 +5,18 @@
  * in the `./src/components/` folder.
  */
 
-export function registerComponents (app) {
-  // Automatically get all .vue files within
-  // `src/components` and register them to
-  // the current app.
-  // https://webpack.js.org/guides/dependency-management/#requirecontext
-  const requireComponent = require.context('@/components', true, /\.vue$/)
+import Vue from 'vue'
 
-  for (const file of requireComponent.keys()) {
-    const componentConfig = requireComponent(file)
+// Automatically get all .vue files within
+// `src/components` and register them to
+// the current app.
+// https://webpack.js.org/guides/dependency-management/#requirecontext
+const requireComponent = require.context('@/components', true, /\.vue$/)
+for (const file of requireComponent.keys()) {
+  const componentConfig = requireComponent(file)
 
-    app.component(
-      componentConfig.default.name,
-      componentConfig.default || componentConfig,
-    )
-  }
+  Vue.component(
+    componentConfig.default.name,
+    componentConfig.default || componentConfig,
+  )
 }