nimble/hci: Fix mapping legacy event types
nimble/hci: Fix mapping legacy event types

X-Original-Commit: 1ad12faae71d5b32d2dfa3721f997eba57a511c2

apache/mynewt-nimble,apache/mynewt-nimble,apache/mynewt-nimble,apache/mynewt-nimble,apache/mynewt-nimble