apps/blestress - remove extra SDU lenght info removed appending length of pattern data, as that is performed either way by functions called by l2cap API
apps/blestress - remove extra SDU lenght info
removed appending length of pattern data, as that is performed either way
by functions called by l2cap API

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