elements/builder-bst2-docker.bst: Fix typo in image name

4 jobs for valentindavid/image-name-typo in 57 minutes and 23 seconds (queued for 13 seconds)
Status Job ID Name Coverage
  Build
passed #258485719
aarch64
aarch64

00:42:33

passed #258485714
x86_64
amd64

00:15:22

passed #258706166
ppc64le
ppc64le

00:14:49

failed #258485728
ppc64le
ppc64le