enable sub_code_of=MISC for backwards compat reason

i also remembered how it is error codes are suppose to work exactly, which makea this make sense

Author: wyattscarpenter

mypy/errorcodes.py

@@ -273,10 +273,6 @@ def __hash__(self) -> int:
 # Syntax errors are often blocking.
 SYNTAX: Final = ErrorCode("syntax", "Report syntax errors", "General")
 
-UNTYPED_DECORATOR: Final = ErrorCode(
-    "untyped-decorator", "Error if an untyped decorator makes a typed function untyped", "General"
-)
-
 # This is an internal marker code for a whole-file ignore. It is not intended to
 # be user-visible.
 FILE: Final = ErrorCode("file", "Internal marker for a whole file being ignored", "General")
@@ -306,6 +302,13 @@ def __hash__(self) -> int:
     sub_code_of=MISC,
 )
 
+UNTYPED_DECORATOR: Final = ErrorCode(
+    "untyped-decorator",
+    "Error if an untyped decorator makes a typed function untyped",
+    "General",
+    sub_code_of=MISC,
+)
+
 NARROWED_TYPE_NOT_SUBTYPE: Final = ErrorCode(
     "narrowed-type-not-subtype",
     "Warn if a TypeIs function's narrowed type is not a subtype of the original type",