tests: Adding trusted stats for stats tests.

This changes adds the trusted stats required for comparing the
output stats from each test.

Change-Id: Id85f84f3086481f5d4b8eb7ee36e7a6f862782cc
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/58569
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
201 files changed