DOC: remove duplicated sentence in return secion of pandas.DataFrame.agg /asof docstrings (pandas-dev#55165)

Author: elahesharifi

pandas/core/generic.py

@@ -8323,8 +8323,6 @@ def asof(self, where, subset=None):
             * DataFrame : when `self` is a DataFrame and `where` is an
               array-like
 
-            Return scalar, Series, or DataFrame.
-
         See Also
         --------
         merge_asof : Perform an asof merge. Similar to left join.

pandas/core/shared_docs.py

@@ -34,8 +34,6 @@
     * scalar : when Series.agg is called with single function
     * Series : when DataFrame.agg is called with a single function
     * DataFrame : when DataFrame.agg is called with several functions
-
-    Return scalar, Series or DataFrame.
 {see_also}
 Notes
 -----