MAGETWO-91688: Exception when login as restricted admin with access only to CMS Block

- Fix unit and static tests.

Author: YuliyaLabudova

app/code/Magento/Cms/Test/Unit/Ui/Component/Listing/DataProviderTest.php

@@ -118,7 +118,8 @@ public function testPrepareMetadata()
                         'config' => [
                             'editorConfig' => [
                                 'enabled' => false
-                            ]
+                            ],
+                            'componentType' => \Magento\Ui\Component\Container::NAME
                         ]
                     ]
                 ]

app/code/Magento/Cms/Ui/Component/DataProvider.php

@@ -13,6 +13,9 @@
 use Magento\Framework\AuthorizationInterface;
 use Magento\Framework\View\Element\UiComponent\DataProvider\Reporting;
 
+/**
+ * DataProvider for cms ui.
+ */
 class DataProvider extends \Magento\Framework\View\Element\UiComponent\DataProvider\DataProvider
 {
     /**
@@ -67,6 +70,8 @@ public function __construct(
     }
 
     /**
+     * Get authorization info.
+     *
      * @deprecated 101.0.7
      * @return AuthorizationInterface|mixed
      */