Upgrade brakeman to 3.3.4.
Upgrade brakeman to 3.3.4.

This bundles the dependencies in the gem so there are fewer gems depended on overall!

Changelog: https://github.com/presidentbeef/brakeman/blob/master/CHANGES

helpyio/helpy,scott/helpy__helpdesk_knowledgebase,monami-ya/helpy,monami-ya/helpy,Rynaro/helpy,CGA1123/helpy,Rynaro/helpy,scott/helpy,helpyio/helpy,Rynaro/helpy,helpyio/helpy,helpyio/helpy,CGA1123/helpy,scott/helpy__helpdesk_knowledgebase,CGA1123/helpy,felipewmartins/helpy,scott/helpy,felipewmartins/helpy,scott/helpy__helpdesk_knowledgebase,felipewmartins/helpy,scott/helpy,monami-ya/helpy,CGA1123/helpy