Add deprecated DocComment tag for setAttribs

Author: wandersonwhcr

src/Helper/Gravatar.php

@@ -183,6 +183,8 @@ public function getImgTag()
      *
      * @param  array $attribs
      * @return Gravatar
+     *
+     * @deprecated Please use Zend\View\Helper\Gravatar::setAttributes
      */
     public function setAttribs(array $attribs)
     {

test/Helper/GravatarTest.php

@@ -11,6 +11,7 @@
 
 use PHPUnit\Framework\Error\Deprecated as DeprecatedError;
 use PHPUnit\Framework\TestCase;
+use ReflectionMethod;
 use Zend\View\Exception;
 use Zend\View\Helper\Gravatar;
 use Zend\View\Renderer\PhpRenderer as View;
@@ -293,4 +294,12 @@ public function testSetAttribsIsDeprecated()
 
         $this->helper->setAttribs([]);
     }
+
+    public function testSetAttribsDocCommentHasDeprecated()
+    {
+        $method  = new ReflectionMethod($this->helper, 'setAttribs');
+        $comment = $method->getDocComment();
+
+        $this->assertContains('@deprecated', $comment);
+    }
 }