chore: update editor version

Author: LucasXu0

frontend/appflowy_flutter/pubspec.lock

@@ -61,8 +61,8 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "1208cc6"
-      resolved-ref: "1208cc60ebaf2ef942a6d391be2aeda9621bb66b"
+      ref: "4bcbfb0"
+      resolved-ref: "4bcbfb0679d07d9d4010869ea4bc2f2b7e32c479"
       url: "https://github.com/AppFlowy-IO/appflowy-editor.git"
     source: git
     version: "4.0.0"

frontend/appflowy_flutter/pubspec.yaml

@@ -174,7 +174,7 @@ dependency_overrides:
   appflowy_editor:
     git:
       url: https://github.com/AppFlowy-IO/appflowy-editor.git
-      ref: "1208cc6"
+      ref: "4bcbfb0"
 
   appflowy_editor_plugins:
     git: