DOC: Enforce Numpy Docstring Validation for pandas.Timestamp.day_name (#58532)

* DOC: add SA01 for pandas.Timestamp.day_name

* DOC: remove SA01 for pandas.Timestamp.day_name

* DOC: add SA01 to nattype

Author: tuhinsharma121

ci/code_checks.sh

@@ -319,7 +319,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Timestamp.ctime SA01" \
         -i "pandas.Timestamp.date SA01" \
         -i "pandas.Timestamp.day GL08" \
-        -i "pandas.Timestamp.day_name SA01" \
         -i "pandas.Timestamp.day_of_week SA01" \
         -i "pandas.Timestamp.day_of_year SA01" \
         -i "pandas.Timestamp.dayofweek SA01" \

pandas/_libs/tslibs/nattype.pyx

@@ -498,6 +498,11 @@ class NaTType(_NaT):
         -------
         str
 
+        See Also
+        --------
+        Timestamp.day_of_week : Return day of the week.
+        Timestamp.day_of_year : Return day of the year.
+
         Examples
         --------
         >>> ts = pd.Timestamp('2020-03-14T15:32:52.192548651')

pandas/_libs/tslibs/timestamps.pyx

@@ -771,6 +771,11 @@ cdef class _Timestamp(ABCTimestamp):
         -------
         str
 
+        See Also
+        --------
+        Timestamp.day_of_week : Return day of the week.
+        Timestamp.day_of_year : Return day of the year.
+
         Examples
         --------
         >>> ts = pd.Timestamp('2020-03-14T15:32:52.192548651')