Update boot logo

Change-Id: I5a8b04ce9fee68f31bb0970ee366c5e871793b12
Revert "King's recovery"

This reverts commit 676cd1f6ead1c44ae9b03f7d974a91f143a2367f.
Bump kernel version to 0.308

Change-Id: I4eed7056e5227f970bfd8ebe95b7cdcd15ce21c2