Fix docker container builds
docker:stable is apparently an unsupported tag, as explained in QEMU commit ab7252279727da51c01cdaf41c5fe563bbded3a6 - change over to docker:latest, as QEMU has done.
Signed-off-by: John Snow jsnow@redhat.com
docker:stable is apparently an unsupported tag, as explained in QEMU commit ab7252279727da51c01cdaf41c5fe563bbded3a6 - change over to docker:latest, as QEMU has done.
Signed-off-by: John Snow jsnow@redhat.com