nimble/ll: Require 257 bytes HCI events when enabling fake dual-mode
Some BR/EDR commands eg. Read Local Name command have fixed
(max allowed HCI event size) return values. If event size is
smaller it results in assert.
@@ -23,3 +23,5 @@ syscfg.defs:
device. It can be initialized and used by Windows 10 to some
extent.
value: 0
+ restrictions:
+ - '(BLE_TRANSPORT_EVT_SIZE == 257) if 1'
