Revert "Pin puppetlabs-mysql to get CI going"
Revert "Pin puppetlabs-mysql to get CI going"

This reverts commit aa7dc205bdaa3879890cc3374659f250eca4a0eb.

Change-Id: Id0fdd7725ac1d133d93b03e5a0ad7a7afd0da60b

openstack/tripleo-common,openstack/tripleo-common