Multiple files in the Raspberry Pi pipeline handler and IPA module are
missing SPDX headers. Add them with the following licenses:
- For code and documentation, use the BSD-2-Clause license, as for the
rest of the Raspberry Pi code.
- For the example pipeline handler configuration files, use the CC0-1.0
license to facilitate their usage.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
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