A manual test for the usb_video camera driver.
To add this component to your build, append --with-base src/camera/drivers/usb_video/uvc-tester to the fx set invocation.
This component requires a usb camera plugged into the fuchsia device.
Use ffx driver run-tool to launch this component into a restricted realm for development purposes:
$ ffx driver run-tool fuchsia-pkg://fuchsia.com/uvc-tester#bin/uvc-tester