uapi/media: Add RGBA16161616_F compressed format support

RGBA16161616_F is a 64 bit format, where each color component
is in 16 bit half-precision floating point representation.
Patch adds plane sizes, strides and scanlines calculation.

Change-Id: Ic0e802ecae367553a575fbe97438ba684d70a6f0
Signed-off-by: Alexander Beykun <abeykun@codeaurora.org>