DOC: Fix Docstring Validation for pandas.Series.cat (#58675)

* DOC: add PR07 pandas.Series.cat

* DOC: remove PR07 pandas.Series.cat

Author: tuhinsharma121

ci/code_checks.sh

@@ -142,7 +142,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.RangeIndex.step SA01" \
         -i "pandas.RangeIndex.stop SA01" \
         -i "pandas.Series.case_when RT03" \
-        -i "pandas.Series.cat PR07" \
         -i "pandas.Series.cat.add_categories PR01,PR02" \
         -i "pandas.Series.cat.as_ordered PR01" \
         -i "pandas.Series.cat.as_unordered PR01" \

pandas/core/arrays/categorical.py

@@ -2847,6 +2847,7 @@ class CategoricalAccessor(PandasDelegate, PandasObject, NoNewAttributesMixin):
     Parameters
     ----------
     data : Series or CategoricalIndex
+        The object to which the categorical accessor is attached.
 
     See Also
     --------