(maint) Update EZBake to 1.5.1
(maint) Update EZBake to 1.5.1

This version of EZBake stores the build metadata (including the deployed
snapshot version and fully-resolved versions of all snapshot
dependencies) in a persistent location, rather than one that gets
deleted after two weeks.

puppetlabs/puppetdb,rbrw/puppetdb,puppetlabs/puppetdb,puppetlabs/puppetdb,rbrw/puppetdb,puppetlabs/puppetdb,rbrw/puppetdb,rbrw/puppetdb,rbrw/puppetdb,puppetlabs/puppetdb