msm: camera: Add camera UAPI headers

Add camera UAPI headers. This is a snapshot of all camera
UPAI headers from msm-4.9 branch at commit hash <70be28c9d806>
("Merge "mmc: sdhci-msm-ice: Factor out update config from
sdhci_msm_ice_cfg"").

Change-Id: I6fcb11fdaeffecbbab5ad6d99c578bcaf3ec281a
Signed-off-by: Seemanta Dutta <seemanta@codeaurora.org>