DOC: fix PR07,SA01 for pandas.testing.assert_index_equal (#58880)

Author: tuhinsharma121

ci/code_checks.sh

@@ -492,7 +492,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.show_versions SA01" \
         -i "pandas.test SA01" \
         -i "pandas.testing.assert_extension_array_equal SA01" \
-        -i "pandas.testing.assert_index_equal PR07,SA01" \
         -i "pandas.testing.assert_series_equal PR07,SA01" \
         -i "pandas.tseries.offsets.BDay PR02,SA01" \
         -i "pandas.tseries.offsets.BQuarterBegin PR02" \

pandas/_testing/asserters.py

@@ -196,7 +196,9 @@ def assert_index_equal(
     Parameters
     ----------
     left : Index
+        The first index to compare.
     right : Index
+        The second index to compare.
     exact : bool or {'equiv'}, default 'equiv'
         Whether to check the Index class, dtype and inferred_type
         are identical. If 'equiv', then RangeIndex can be substituted for
@@ -219,6 +221,11 @@ def assert_index_equal(
         Specify object name being compared, internally used to show appropriate
         assertion message.
 
+    See Also
+    --------
+    testing.assert_series_equal : Check that two Series are equal.
+    testing.assert_frame_equal : Check that two DataFrames are equal.
+
     Examples
     --------
     >>> from pandas import testing as tm