camera: Move camera header out of mach-msm

As the mach-msm path will be obsolete moving forward. Move the
header to appropriate location in include/soc/qcom.

Change-Id: Ie12fb6a74ca223eaa0ec72b1bd8cf6e2abc94b38
Signed-off-by: Azam Sadiq Pasha Kapatrala Syed <akapatra@codeaurora.org>