tu/msm: fix RD_CHIP_ID size used when dumping RD
What does this MR do and why?
tu/msm: fix RD_CHIP_ID size used when dumping RD
The chip ID field size is 8 bytes across fd_dev_id and different RD tools.
The call to fd_rd_output_write_section for RD_CHIP_ID should be fixed to
use the proper size as well.
Signed-off-by: Zan Dobersek <zdobersek@igalia.com>