Merge commit from fork

* fix incorrect permissions on plugin directories

* chown plugin dirs too

* fix the stupid

* cleanup useless comments

backend/decky_loader/enums.py

@@ -1,9 +1,8 @@
 from enum import IntEnum
 
 class UserType(IntEnum):
-    HOST_USER = 1
-    EFFECTIVE_USER = 2
-    ROOT = 3
+    HOST_USER = 1 # usually deck
+    EFFECTIVE_USER = 2 # usually root
 
 class PluginLoadType(IntEnum):
     LEGACY_EVAL_IIFE = 0 # legacy, uses legacy serverAPI