run integration-cli stages on s390x and ppc64le if not a PR check
run integration-cli stages on s390x and ppc64le if not a PR check

Essentially, run on merge to target branch which may or may not be
master branch. Could be 19.03 branch, for example.

See: https://jenkins.io/doc/book/pipeline/syntax/

Signed-off-by: Andrew Hsu <f92968afc12903b4e22dfb0d2a8d9823100da266@docker.com>

nawawi/docker,Mokolea/docker,konstruktoid/docker-1,paralin/docker,estesp/docker,flavio/docker,ibuildthecloud/docker,jameszhan/docker,moul/docker,moul/docker,docker/docker,jvanz/docker,estesp/docker,mahak/docker,estesp/docker,jvanz/docker,Ramzec/docker,gnailuy/docker,jameszhan/docker,Ramzec/docker,Mokolea/docker,bearstech/moby,mahak/docker,thaJeztah/docker,moby/moby,trebonian/docker,moby/moby,cpuguy83/docker,nalind/docker,vdemeester/docker,jameszhan/docker,ibuildthecloud/docker,yosifkit/docker,vdemeester/docker,pradipd/moby,trebonian/docker,dims/docker,thaJeztah/docker,gnailuy/docker,paralin/docker,jimjag/docker,nawawi/docker,cpuguy83/docker,thaJeztah/docker,docker/docker,bearstech/moby,flavio/docker,trebonian/docker,nalind/docker,konstruktoid/docker-1,Mokolea/docker,jthelin/docker,yongtang/docker,konstruktoid/docker-upstream,moby/moby,docker/docker,kojiromike/docker,djs55/docker,paralin/docker,djs55/docker,yongtang/docker,mahak/docker,kojiromike/docker,jimjag/docker,gnailuy/docker,flavio/docker,paralin/docker,nawawi/docker,moby/moby,mahak/docker,SvenDowideit/docker,yongtang/docker,moul/docker,AkihiroSuda/docker,AkihiroSuda/docker,bearstech/moby,pradipd/moby,justincormack/docker,nawawi/docker,moul/docker,jthelin/docker,kojiromike/docker,konstruktoid/docker-upstream,ibuildthecloud/docker,bearstech/moby,ibuildthecloud/docker,yosifkit/docker,yosifkit/docker,konstruktoid/docker-1,nalind/docker,jvanz/docker,justincormack/docker,ibuildthecloud/docker,gnailuy/docker,cpuguy83/docker,konstruktoid/docker-upstream,SvenDowideit/docker,jimjag/docker,dims/docker,trebonian/docker,Ramzec/docker,pradipd/moby,konstruktoid/docker-upstream,thaJeztah/docker,AkihiroSuda/docker,djs55/docker,AkihiroSuda/docker,Mokolea/docker,vdemeester/docker,jimjag/docker,nalind/docker,yosifkit/docker,cpuguy83/docker,Ramzec/docker,dims/docker,flavio/docker,SvenDowideit/docker,justincormack/docker