Ian Wienand b57714af75 Use $YUM instead of direct calls in more places ...

A few places we either assume centos uses "yum" directly, or have
switching based on the distro type.

In both cases, we can use ${YUM} directly to avoid ambiguity

Change-Id: I71095a9bd1862f8956b5982fbbb3e1d213926c14

2019-10-03 00:22:18 +00:00

..

05-rpm-epel-release

Use $YUM instead of direct calls in more places

2019-10-03 00:22:18 +00:00