chore: validates multiple arguments for vue create command (#3195)

packages/@vue/cli/bin/vue.js

@@ -65,6 +65,10 @@ program
   .option('-b, --bare', 'Scaffold project without beginner instructions')
   .action((name, cmd) => {
     const options = cleanArgs(cmd)
+
+    if (minimist(process.argv.slice(3))._.length > 1) {
+      console.log(chalk.yellow('\n Info: You provided more than one argument. The first one will be used as the app\'s name, the rest are ignored.'))
+    }
     // --git makes commander to default git to true
     if (process.argv.includes('-g') || process.argv.includes('--git')) {
       options.forceGit = true