hikey-kernel: Update kernel prebuilt to Image-dtb (6d9a0bc) am: 518f7c5c65 am: 8d774793de am: 9689eed1c6
am: 92545dde03

* commit '92545dde03e8908846cf3b1ec221bebaf145c42f':
  hikey-kernel: Update kernel prebuilt to Image-dtb (6d9a0bc)

Change-Id: I42026ba3fd2969a9c287dd386069fa581740e3e1
tree: a517348450738b12491d3f1c8ee1eebc55d791a4
  1. hi6220-hikey.dtb
  2. hi6220-hikey.dtb-4.1
  3. Image-4.1
  4. Image-dtb