[Hexagon] Fix dependence check in the packetizer

An incorrect check in the packetizer lead to an attempt to convert
an unconditional branch to a .new (conditional) form.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304442 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed