Update "Install root CA on CentOS/RHEL"
Update "Install root CA on CentOS/RHEL"

Removed check for centos 5 vs 7. Changed commands to use input variables. Added cleanup command. Added elevation required.
redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team,redcanaryco/atomic-red-team