Apply fixes from StyleCI (#113)

Author: Lupacescu Eduard

tests/FieldResolversTest.php

@@ -7,7 +7,6 @@
 use Binaryk\LaravelRestify\Tests\Fixtures\BookRepository;
 
 /**
- * @package Binaryk\LaravelRestify\Tests;
  * @author Eduard Lupacescu <[email protected]>
  */
 class FieldResolversTest extends IntegrationTest

tests/Fixtures/BookPolicy.php

@@ -32,15 +32,15 @@ public function update($user, $book)
     }
 
     /**
-     * Determine if book can be shown
+     * Determine if book can be shown.
      */
     public function show($user, $book)
     {
         return $_SERVER['restify.book.showable'] ?? true;
     }
 
     /**
-     * Determine if books can be deleted
+     * Determine if books can be deleted.
      */
     public function destroy($user)
     {

tests/Migrations/2019_12_22_000006_create_books_table.php

@@ -16,7 +16,7 @@ public function up()
         Schema::create('books', function (Blueprint $table) {
             $table->increments('id');
             $table->string('title');
-            $table->longText('description')->nullable();;
+            $table->longText('description')->nullable();
             $table->string('author')->nullable();
             $table->float('price')->default(0);
             $table->integer('stock')->nullable();