Bluetooth: controller: split: Fix response to unexpected LL_FEATURE_RSP
Bluetooth: controller: split: Fix response to unexpected LL_FEATURE_RSP

Fix response to unexpected LL_FEATURE_RSP for the case that
BT_CTLR_SLAVE_FEAT_REQ is disabled. Fixes LL/PAC/SLA/BV-01 for such a
configuration.

Signed-off-by: Wolfgang Puffitsch <f148e6efbb74c70a1ee845a87fa7616913a99a4b@demant.com>

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