Merge tag 'arm-soc/for-5.10/maintainers' of https://github.com/Broadcom/stblinux into arm/soc

This pull request contains Broadcom SoCs changes to the MAINTAINERS file
for 5.10, please pull the following:

- Christian updates the BCM5301x (Northstar) section to cover additional
  files added for the Cisco Meraki MR32

* tag 'arm-soc/for-5.10/maintainers' of https://github.com/Broadcom/stblinux:
  MAINTAINERS: extend BCM5301X ARM ARCHITECTURE files

Link: https://lore.kernel.org/r/20200912032153.1216354-4-f.fainelli@gmail.com


Signed-off-by: Olof Johansson <olof@lixom.net>