(maint) Bump clj-parent to 4.5.4
(maint) Bump clj-parent to 4.5.4

This includes an update to trapperkeeper-metrics that adds trapperkeeper
authentication to its endpoints.

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