CLN: remove Categorical.put (pandas-dev#32554)

Author: jbrockmendel

pandas/core/arrays/categorical.py

@@ -1409,12 +1409,6 @@ def notna(self):
 
     notnull = notna
 
-    def put(self, *args, **kwargs):
-        """
-        Replace specific elements in the Categorical with given values.
-        """
-        raise NotImplementedError(("'put' is not yet implemented for Categorical"))
-
     def dropna(self):
         """
         Return the Categorical without null values.