Remove deprecated update_cache package mod param
Remove deprecated update_cache package mod param

When moving from the yum module to the package module as a part of #22
and #19, the `update_cache` param became deprecated.

Deployments against Fedora 23 now work.

Change-Id: I92bacdfd7034bb9328bd5e0c1bc2027c617c7d39
Signed-off-by: Daniel Farrell <65eaad88897e615d9128b5e890b98414aac720cc@redhat.com>

googoolet/publlc