tests: Update the the docker images in Nightly to v22-0

Change-Id: Id7aa4e1cbd2cf3123f82a152b96cd14281e798bd
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/60549
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>
1 file changed