hikey960-kernel: Add 4.9 image with stable 4.9.41 and neonkey support am: ef23eff59a am: da37fb4deb am: c38eb816d2 am: 1de2660431
am: ba55fb87b6

Change-Id: I3d1f5d6ac4a846290596c905ddc46099e9f67554