corrections for use default value

Author: Bohdan Berezhniy

view/adminhtml/ui_component/blog_category_form.xml

@@ -185,6 +185,7 @@
                     <item name="wysiwyg" xsi:type="boolean">true</item>
                     <item name="dataScope" xsi:type="string">content</item>
                     <item name="additionalClasses" xsi:type="string">admin__field-wide</item>
+                    <item name="template" xsi:type="string">ui/form/field</item>
                 </item>
             </argument>
         </field>