(SERVER-2685) Bump jruby-utils to 3.0.1
(SERVER-2685) Bump jruby-utils to 3.0.1

This includes the work for the `flush-timeout` setting in the JRuby ref pool.

puppetlabs/puppet-server,puppetlabs/puppet-server,puppetlabs/puppetserver,puppetlabs/puppetserver,puppetlabs/puppet-server,puppetlabs/puppetserver,puppetlabs/puppetserver