chore(package): update broccoli-asset-rev to version 2.4.5
chore(package): update broccoli-asset-rev to version 2.4.5

https://greenkeeper.io/
mike-north/ember-parallax,levanto-financial/ember-parallax,mike-north/ember-parallax,oost/ember-parallax,oost/ember-parallax,levanto-financial/ember-parallax