[ci] Clean acceptance-tests/external before build
commit49a5af74f70f8ae33b023434bab9962163602c83
authorAlexander Köplinger <alex.koeplinger@outlook.com>
Mon, 12 Nov 2018 23:19:07 +0000 (13 00:19 +0100)
committerAlexander Köplinger <alex.koeplinger@outlook.com>
Mon, 12 Nov 2018 23:19:07 +0000 (13 00:19 +0100)
tree4d1dd051ebe36e4262d181031733c103d970c71e
parent3a4c3e8ceeb7d4fee85a80af78d45642200728a2
[ci] Clean acceptance-tests/external before build

Otherwise it might have left-over files from previous builds since it
uses our custom submodule system which isn't catched by Jenkins cleaning.
scripts/ci/run-jenkins.sh