hikey: README: Update documentation to use boot.img instead of boot_fat.uefi.img
am: ecf458f1c3

* commit 'ecf458f1c3da1b4e209c84cceb4fb87bb6a85932':
  hikey: README: Update documentation to use boot.img instead of boot_fat.uefi.img

Change-Id: I5804b9c591c582dbcaff2c4b495f1d349f8fe74d