Revert "hammerhead: update prebuilt kernel"

This reverts commit a36a8be11a10feab39df11c0b8a2eb23cf70e9f6.

Change-Id: Ia286f217ae08bacbe0f6ea7d7382251cd085a6a6
1 file changed
tree: 11b67816ee19eb2a6ea59a22005f4c56a6251b09
  1. zImage-dtb