removed broken custom php deploy

Summary:
WEB-223 #fixed
removed broken custom php deploy

Test Plan: switch stage to use the develop branch of cookbooks. Run update custom cookbooks command. deploy and make sure the site works (outside of cache, may want to use the ELB).

Reviewers: #everyone, gwarner

Reviewed By: #everyone, gwarner

Differential Revision: https://dev.blendtec.com/D1491