Remove unnecessary __hash__ function

rpg/enzyme.py

@@ -68,10 +68,6 @@ class Enzyme:
             return self.__dict__ == other.__dict__
         return False
 
-    # Needed with __eq__ to make it hashable
-    def __hash__(self):
-        return hash(self.__dict__.values())
-
     def write_enzyme_in_user_file(self, enz_file=DEFUSERENZFILE):
         """Write enzyme to user's enzyme file as a Python function.