fix: display CKE notifications on the center of the page

Previously notifications were displayed too for down on the page. This caused layout issues where the editor disappeared.

related: quiqqer/ckeditor4#30

composer.json

@@ -26,4 +26,4 @@
             "QUI\\Ckeditor\\Plugins\\": "src\/QUI\/Ckeditor\/Plugins\/"
         }
     }
-}
\ No newline at end of file
+}