[gitlab_trigger_client_publish] Skip acceptance tests
[gitlab_trigger_client_publish] Skip acceptance tests

These triggers are coming from trusted branches, from which we have
already run acceptance tests on the PR that lead to the merge... So it
should be safe to skip the tests and save CI minutes here.

Signed-off-by: Lluis Campos <9244cb41c39addfc5cf236920b776ea2820513d0@northern.tech>

mendersoftware/meta-mender-qemu