This change removes the call to get_runtime_isa(), as it has been deprecated. Change-Id: Ie1b0b5fb456fd8ed504a531841fe4ea8e211502c Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/66611 Maintainer: Boris Shingarov <shingarov@labware.com> Maintainer: Bobby Bruce <bbruce@ucdavis.edu> Reviewed-by: Boris Shingarov <shingarov@labware.com> Tested-by: kokoro <noreply+kokoro@google.com>