arch: Remove the pcstate.hh switching header file.

Change-Id: I8c9cf0ec0c867b76ee8dd8f83b1d2d0835ecb3af
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/52068
Tested-by: kokoro <noreply+kokoro@google.com>
Maintainer: Gabe Black <gabe.black@gmail.com>
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
1 file changed