Specify {backend} for zaqar grenade CI
We missed to specify backend for Zaqar grenade CI. It will always
use mongo as the backend for different CI job which is wrong.
}}
export -f post_test_hook
+ function gate_hook {{
+ cd /opt/stack/new/zaqar/devstack/gate
+ ./gate_hook.sh tempest {backend}
+ }}
+ export -f gate_hook
+
cp devstack-gate/devstack-vm-gate-wrap.sh ./safe-devstack-vm-gate-wrap.sh
./safe-devstack-vm-gate-wrap.sh
