remove unused exception

Author: edvardm

pypika/utils.py

@@ -36,18 +36,7 @@ class FunctionException(Exception):
     pass
 
 
-<<<<<<< HEAD
-C = TypeVar("C")
-
-
-def builder(func: C) -> C:
-=======
-class MixedInsertStyleError(QueryException):
-    pass
-
-
 def builder(func: Callable) -> Callable:
->>>>>>> 25aabb6 (simple insert_dict() builder)
     """
     Decorator for wrapper "builder" functions.  These are functions on the Query class or other classes used for
     building queries which mutate the query and return self.  To make the build functions immutable, this decorator is