reset cache of attributes on server when enums are updated

server_addon/applications/server/__init__.py

@@ -3,6 +3,7 @@ import json
 import copy
 
 from ayon_server.addons import BaseServerAddon, AddonLibrary
+from ayon_server.entities.core import attribute_library
 from ayon_server.lib.postgres import Postgres
 
 from .version import __version__
@@ -318,6 +319,9 @@ class ApplicationsAddon(BaseServerAddon):
                 tools_attrib_name,
             )
 
+        # Reset attributes cache on server
+        attribute_library.load()
+
     async def on_settings_changed(self, *args, **kwargs):
         _ = args, kwargs
         await self.update_enums()