DOC: restore CustomBusinessMonthEnd

Author: tuhinsharma121

ci/code_checks.sh

@@ -649,6 +649,7 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.tseries.offsets.CustomBusinessMonthBegin.normalize GL08" \
         -i "pandas.tseries.offsets.CustomBusinessMonthBegin.rule_code GL08" \
         -i "pandas.tseries.offsets.CustomBusinessMonthBegin.weekmask GL08" \
+        -i "pandas.tseries.offsets.CustomBusinessMonthEnd PR02" \
         -i "pandas.tseries.offsets.CustomBusinessMonthEnd.calendar GL08" \
         -i "pandas.tseries.offsets.CustomBusinessMonthEnd.freqstr SA01" \
         -i "pandas.tseries.offsets.CustomBusinessMonthEnd.holidays GL08" \

pandas/_libs/tslibs/offsets.pyx

@@ -4517,7 +4517,7 @@ cdef class CustomBusinessMonthEnd(_CustomBusinessMonth):
 
     Increments between end of month dates.
 
-    Attributes
+    Parameters
     ----------
     n : int, default 1
         The number of months represented.