#5023 - It is not possible to add MS tile image meta via default_head_blocks.xml

# Added codestyle fixes

Author: Vasilii

lib/internal/Magento/Framework/View/Page/Config.php

@@ -553,6 +553,7 @@ public function getAdditionalMetaAssets()
     {
         return $this->additionalMetaAssets;
     }
+
     /**
      * Adjust metadata content url
      *

lib/internal/Magento/Framework/View/Test/Unit/Page/ConfigTest.php

@@ -369,12 +369,18 @@ public function testAddRss()
         $this->assertInstanceOf(\Magento\Framework\View\Page\Config::class, $this->model->addRss($title, $href));
     }
 
+    /**
+     * Testing case for getting meta asset URL with URL in content
+     */
     public function testGetMetaAssetUrlWithUrlInContent()
     {
         $this->assetRepo->expects($this->never())->method('getUrl');
         $this->assertEquals('http://test.com/image.png', $this->model->getMetaAssetUrl('http://test.com/image.png'));
     }
 
+    /**
+     * Testing case for getting meta asset URL without URL in content
+     */
     public function testGetMetaAssetUrlWithoutUrlInContent()
     {
         $this->assetRepo->expects($this->once())->method('getUrl')->with('image.png')->will(