scripts/docker-rebuild: add debian-bullseye-jenkins-arm

Prepare to let all master-builds jobs use debian-bullseye instead of
debian-buster.

Depends: docker-playground I8e1741f86ffb8abd658d1e4e0415dfd11fb1a8a1
Related: OS#5949
Change-Id: I55bd5869ecd753549b8f2f2822e825623d940acd
1 file changed