Update docs/developing_in_force.md
Update docs/developing_in_force.md

Co-Authored-By: Steven Hicks <35252a2f5161cfac6e8db4d1ac642f93953096cc@gmail.com>
artsy/reaction,xtina-starr/reaction,artsy/reaction-force,artsy/reaction-force,xtina-starr/reaction,xtina-starr/reaction,xtina-starr/reaction,artsy/reaction,artsy/reaction