fix SA01 error for pandas.ArrowDtype (#57613)

* fix SA01 error for pandas.ArrowDtype, and update link to :ref: format

* revert url change

Author: jordan-d-murphy

ci/code_checks.sh

@@ -1110,7 +1110,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
 
     MSG='Partially validate docstrings (SA01)' ;  echo $MSG
     $BASE_DIR/scripts/validate_docstrings.py --format=actions --errors=SA01 --ignore_functions \
-        pandas.ArrowDtype\
         pandas.BooleanDtype\
         pandas.Categorical.__array__\
         pandas.Categorical.as_ordered\

pandas/core/dtypes/dtypes.py

@@ -2076,6 +2076,10 @@ class ArrowDtype(StorageExtensionDtype):
     -------
     ArrowDtype
 
+    See Also
+    --------
+    DataFrame.convert_dtypes : Convert columns to the best possible dtypes.
+
     Examples
     --------
     >>> import pyarrow as pa