ipa: rpi: Add support for the Sony IMX500 camera sensor Add a Sony IMX500 camera helper to the IPA. This also includes support for the on-chip CNN hardware accelerator and parsing of the neural network data stream returned in the metadata buffer. Add tuning files for both VC4 and PiSP platforms. Signed-off-by: Naushir Patuck <naush@raspberrypi.com>