DOC: fix PR07,RT03 for pandas.merge_asof (#59044)

Author: tuhinsharma121

ci/code_checks.sh

@@ -462,7 +462,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.io.stata.StataReader.variable_labels RT03,SA01" \
         -i "pandas.io.stata.StataWriter.write_file SA01" \
         -i "pandas.json_normalize RT03,SA01" \
-        -i "pandas.merge_asof PR07,RT03" \
         -i "pandas.period_range RT03,SA01" \
         -i "pandas.plotting.andrews_curves RT03,SA01" \
         -i "pandas.plotting.lag_plot RT03,SA01" \

pandas/core/reshape/merge.py

@@ -673,7 +673,9 @@ def merge_asof(
     Parameters
     ----------
     left : DataFrame or named Series
+        First pandas object to merge.
     right : DataFrame or named Series
+        Second pandas object to merge.
     on : label
         Field name to join on. Must be found in both DataFrames.
         The data MUST be ordered. Furthermore this must be a numeric column,
@@ -712,6 +714,7 @@ def merge_asof(
     Returns
     -------
     DataFrame
+        A DataFrame of the two merged objects.
 
     See Also
     --------