deps: ember-cli-deprecation-workflow@0.1.6
deps: ember-cli-deprecation-workflow@0.1.6

- fixes deprecation error on build

dbalders/Ghost-Admin,kevinansfield/Ghost-Admin,acburdine/Ghost-Admin,kevinansfield/Ghost-Admin,TryGhost/Ghost-Admin,JohnONolan/Ghost-Admin,TryGhost/Ghost-Admin,dbalders/Ghost-Admin,JohnONolan/Ghost-Admin,airycanon/Ghost-Admin,acburdine/Ghost-Admin,airycanon/Ghost-Admin