1. Fixed BLE ACL tx flush issue during reset. 2. Added remove sniff when peer not accepted sniff mode 3. Fixed crash issue when using scan parameter(window=4 slot, interval=5 slot) 4. Removed duplicated events in lld_evt_end
1. Fixed BLE ACL tx flush issue during reset. 2. Added remove sniff when peer not accepted sniff mode 3. Fixed crash issue when using scan parameter(window=4 slot, interval=5 slot) 4. Removed duplicated events in lld_evt_end