MAINTAINERS: Remove file reference for Broadcom Broadband SoC HS SPI driver entry

MAINTAINERS: Remove file reference for Broadcom Broadband SoC HS SPI driver entry

brcm,bcm63xx-hsspi-peripheral-props.yaml is not in use at least for now.
Remove it from the maintainer entry.

Fixes: 80323599e33f ("MAINTAINERS: Add entry for Broadcom Broadband SoC HS SPI drivers")
Reported-by: kernel test robot <lkp@intel.com>
https://lore.kernel.org/oe-kbuild-all/202302121840.GtduUT37-lkp@intel.com/

Signed-off-by: William Zhang <william.zhang@broadcom.com>
Link: https://lore.kernel.org/r/20230212205054.26348-1-william.zhang@broadcom.com
Signed-off-by: Mark Brown <broonie@kernel.org>