arch: Remove copyMiscRegs from utility.hh.

This function is occasionally used internally in copyRegs, but is not
used by anything else and doesn't need to be publically exposed in the
header file.

Change-Id: Id02a77e7dd19c6c089a408bfe0099466822c523d
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/39325
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
Maintainer: Gabe Black <gabe.black@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
7 files changed