DOC: Enforce Numpy Docstring Validation for pandas.Timestamp.days_in_month (#58535)

* DOC: add SA01 for pandas.Timestamp.days_in_month

* DOC: remove SA01 for pandas.Timestamp.days_in_month

Author: tuhinsharma121

ci/code_checks.sh

@@ -325,8 +325,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Timestamp.day_of_year SA01" \
         -i "pandas.Timestamp.dayofweek SA01" \
         -i "pandas.Timestamp.dayofyear SA01" \
-        -i "pandas.Timestamp.days_in_month SA01" \
-        -i "pandas.Timestamp.daysinmonth SA01" \
         -i "pandas.Timestamp.dst SA01" \
         -i "pandas.Timestamp.floor SA01" \
         -i "pandas.Timestamp.fold GL08" \

pandas/_libs/tslibs/timestamps.pyx

@@ -904,6 +904,11 @@ cdef class _Timestamp(ABCTimestamp):
         -------
         int
 
+        See Also
+        --------
+        Timestamp.month_name : Return the month name of the Timestamp with
+            specified locale.
+
         Examples
         --------
         >>> ts = pd.Timestamp(2020, 3, 14)