hikey/hikey960: Switch to using new prebuilt path names

Use hikey-kernel/<board>/<kernel ver>/<file> for prebuilt objects
instead of  hikey-kernel/<file>-<board>-<kernel ver>

Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: I207dd40fe1de5e0078a5cf82bbf1f89910906b5b
3 files changed