Update tag in README

bump version for nvidia driver role

Update testing doc to reflect rsyslog/enroot test changes

update kubespray to v2.14.2

Merge branch 'master' into release-20.10

* master:
  Update MPI operator version

Merge pull request NVIDIA#645 from NVIDIA/master

20.08.1 Release, pull a bunch of bugfixes for HA K8S, CentOS, etc. into 20.08

update version

Merge pull request NVIDIA#591 from michael-balint/20.06

20.06.1

update version

missed fix for now deprecated docker repo