Take care of __init__.py files

core/scripts/webpanel/routers/api/v1/schema/__init__.py

@@ -1,2 +1,3 @@
 from . import user
 from . import server
+from . import config

core/scripts/webpanel/routers/api/v1/schema/config/__init__.py

@@ -0,0 +1,5 @@
+from . import hysteria
+from . import normalsub
+from . import singbox
+from . import telegram
+from . import warp