camera: native: make video buffers 4K aligned.

This change makes sure that the video buffers are
4K aligned in size, as required by the video encoder.
This requriement was implicitly applied by the PMEM
driver but needs to be made manually for ION.

This is port of:
https://www.codeaurora.org/cgit/quic/la/platform/hardware/qcom/camera/commit/?id=f7f1b8c9c963d03c95a5c9d631cbc3e9fda59437

Change-Id: I215b2f077e1558ba93ab6be64330562b05b14b3c
bluetooth build setup/config

Change-Id: Id1ca2fa17c7a6a31a5fc339e6c3e5bb4f1a4c449
WIP: libbt-vendor

* NOTE: needs cleanup and proper "sleep/wake" handling
* WARNING: due to no "sleep/wake" handling, can prevent
           device from entering sleep sometimes

Change-Id: Iab5ef9732918e036cedf4c8bfbb55ce2d1882d8d
audio/audio_route: use mixer_ctl_set_array to set values

Note that the "integer" value array needs to be a long array

Change-Id: I41c6ce143eedc47801faf1e5e01d9dd4276fc05b