Revert "TEMPORARY HACK: Add access_new_install to iron"
I built the boxes I needed to build, so this can go for now.
This reverts commit 4c973caa3b0936b5e8f921cc83197658a192cf4a.
Bug: T139967
Bug: T139971
Change-Id: I8fd6016748883980cab9bed45c1ef8193f8ed730