[RELEASE] cudf v21.08.01#8986

Merged

raydouglass merged 2 commits intomainfrom branch-21.08

Aug 6, 2021

+80-9

Commits on Aug 6, 2021

Fix concatenation of cudf.RangeIndex (#8970 ) (#8984 )
galipremsagar
authored
Don't unnecessarily read string offsets when doing concatenate overflow checking. (#8968 )
nvdbaranec
authored