Fix incorrect comments

cli/Valet/PhpFpm.php

@@ -28,7 +28,7 @@ function __construct(Brew $brew, CommandLine $cli, Filesystem $files)
     }
 
     /**
-     * Install and configure DnsMasq.
+     * Install and configure PhpFpm.
      *
      * @return void
      */

cli/valet.php

@@ -45,7 +45,7 @@
 }
 
 /**
- * Allow Valet to be run more conveniently by allowing the Node proxy to run password-less sudo.
+ * Install Valet and any required services.
  */
 $app->command('install', function () {
     Nginx::stop();