[Objdump] DumpBytes of uint8_t from ArrayRef<uint8_t> instead of char from StringRef.  Removing reinterpret_casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232659 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed