camera: cleanup: Add set_camera_operating_mode.
camera: cleanup: Add set_camera_operating_mode.

eCamOperatingMode SetConfig() moved to
set_camera_operating_mode() function.

Signed-off-by: Daniel Diaz <ed054987dd20aebbd314fbb0d175066628f13717@ti.com>

mrchapp/gst-openmax,mrchapp/gst-openmax-devel,mrchapp/gst-openmax-devel,mrchapp/gst-openmax,mrchapp/gst-openmax,mrchapp/gst-openmax-devel