Enable and configure Link It module and related

config/sync/editor.editor.basic_html.yml

@@ -43,13 +43,17 @@ settings:
           items:
             - Source
   plugins:
+    language:
+      language_list: un
     stylescombo:
       styles: ''
+    linkit:
+      linkit_profile: ''
 image_upload:
   status: true
   scheme: public
   directory: inline-images
   max_size: ''
   max_dimensions:
-    width: 0
-    height: 0
+    width: null
+    height: null