camera: Add support for individual physical camera requests

Multi-camera devices should be able to accept and process
individual settings for all physical sensors backing the
logical camera. 'CaptureRequest' must be extended to hold
these additional physical camera settings.

Test: Manual using camera application,
camera_client_test,
run vts --skip-all-system-status-check --skip-preconditions
--primary-abi-only --module VtsHalCameraProviderV2_4Target -l INFO
Bug: 64691172
Change-Id: Ia38d1e7681a9385be7578c11e40f4e35e9101d75