sim, arch-riscv: Remove Fault debug flag

There is already a Faults debug flag used by Arm and X86 so
having both Fault and Faults is highly confusing

Change-Id: Id5c17f19b51c6257dfc470d07ba050a9de7a9db3
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/59152
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
3 files changed