DOC: fix RT03, ES01 for pandas.core.groupby.DataFrameGroupBy.agg and pandas.core.groupby.DataFrameGroupBy.aggregate#59869

mroeschke merged 4 commits intopandas-dev:mainpandas-dev/pandas:mainfrom

tuhinsharma121:pandas.core.groupby.DataFrameGroupBy.aggtuhinsharma121/pandas:pandas.core.groupby.DataFrameGroupBy.aggCopy head branch name to clipboard