util-docker: Add v22-1 tag to docker-compose.yaml

Change-Id: I91088efe4e0bcee9b9f83d5208a14932821a17c4
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/65917
Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>
1 file changed