Camera: Correct request settings R&C override

Assign the R&C overriden 'settingsMetadata' in the capture request.

Bug: 222648486
Test: adb shell VtsAidlHalCameraProvider_TargetTest
--gtest_filter=PerInstance/CameraAidlTest.processMultiCaptureRequestPreview/0_android_hardware_camera_provider_ICameraProvider_internal_0

Change-Id: I5825ebae59e8d3c05e5c301825b0ab8e6c1f50dc