Update Ruby from 2.4.4 to 2.4.5
Update Ruby from 2.4.4 to 2.4.5

This resolves a CVE and fixes a few bugs

Signed-off-by: Tim Smith <764ef62106582a09ed09dfa0b6bff7c05fd7d1e4@chef.io>

chef/opscode-pushy-client,chef/opscode-pushy-client,chef/opscode-pushy-client