DOC: fix PR07 for pandas.unique (#58887)

Author: tuhinsharma121

ci/code_checks.sh

@@ -779,7 +779,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.tseries.offsets.YearEnd.nanos GL08" \
         -i "pandas.tseries.offsets.YearEnd.normalize GL08" \
         -i "pandas.tseries.offsets.YearEnd.rule_code GL08" \
-        -i "pandas.unique PR07" \
         -i "pandas.util.hash_pandas_object PR07,SA01" # There should be no backslash in the final line, please keep this comment in the last ignored function
 
     RET=$(($RET + $?)) ; echo $MSG "DONE"

pandas/core/algorithms.py

@@ -319,6 +319,8 @@ def unique(values):
     Parameters
     ----------
     values : 1d array-like
+        The input array-like object containing values from which to extract
+        unique values.
 
     Returns
     -------