maintainers: adding erbr-ot to bluetooth/controller
maintainers: adding erbr-ot to bluetooth/controller

Adding Erik Brockhoff <4dcf6e87472f737c02be7e0ee5609656d9dd6caa@oticon.com> to maintainers list

Signed-off-by: Erik Brockhoff <4dcf6e87472f737c02be7e0ee5609656d9dd6caa@oticon.com>

galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,galak/zephyr,galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr