DOC: Enforce Numpy Docstring Validation for pandas.Timestamp.utcnow (#58629)

* DOC: add SA01 pandas.Timestamp.utcnow

* DOC: remove SA01 pandas.Timestamp.utcnow

* DOC: add SA01 to nattype

Author: tuhinsharma121

ci/code_checks.sh

@@ -331,7 +331,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Timestamp.tzname SA01" \
         -i "pandas.Timestamp.unit SA01" \
         -i "pandas.Timestamp.utcfromtimestamp PR01,SA01" \
-        -i "pandas.Timestamp.utcnow SA01" \
         -i "pandas.Timestamp.utcoffset SA01" \
         -i "pandas.Timestamp.utctimetuple SA01" \
         -i "pandas.Timestamp.value GL08" \

pandas/_libs/tslibs/nattype.pyx

@@ -769,6 +769,18 @@ class NaTType(_NaT):
 
         Return a new Timestamp representing UTC day and time.
 
+        See Also
+        --------
+        Timestamp : Constructs an arbitrary datetime.
+        Timestamp.now : Return the current local date and time, which
+            can be timezone-aware.
+        Timestamp.today : Return the current local date and time with
+            timezone information set to None.
+        to_datetime : Convert argument to datetime.
+        date_range : Return a fixed frequency DatetimeIndex.
+        Timestamp.utctimetuple : Return UTC time tuple, compatible with
+            time.localtime().
+
         Examples
         --------
         >>> pd.Timestamp.utcnow()   # doctest: +SKIP

pandas/_libs/tslibs/timestamps.pyx

@@ -1460,6 +1460,18 @@ class Timestamp(_Timestamp):
 
         Return a new Timestamp representing UTC day and time.
 
+        See Also
+        --------
+        Timestamp : Constructs an arbitrary datetime.
+        Timestamp.now : Return the current local date and time, which
+            can be timezone-aware.
+        Timestamp.today : Return the current local date and time with
+            timezone information set to None.
+        to_datetime : Convert argument to datetime.
+        date_range : Return a fixed frequency DatetimeIndex.
+        Timestamp.utctimetuple : Return UTC time tuple, compatible with
+            time.localtime().
+
         Examples
         --------
         >>> pd.Timestamp.utcnow()   # doctest: +SKIP