Merge ~jneo8/charm-prometheus-openstack-exporter:build/juju-3.1 into charm-prometheus-openstack-exporter:master

[JamesLin]

build(juju-3.1): Change zaza dependency to branch libjuju-3.1

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

This merge proposal is being monitored by mergebot. Change the status to Approved to merge.

[🤖 prod-jenkaas-bootstack (prod-jenkaas-bootstack)]

PASSED: Continuous integration, rev:d202e8e9cb5e46d7f1b5fc5737ca4811b64dda82
https://jenkins.canonical.com/bootstack/job/lp-charm-prometheus-openstack-exporter-ci/20/
Executed test runs:
    SUCCESS: https://jenkins.canonical.com/bootstack/job/lp-charm-test-functest31/151/
    None: https://jenkins.canonical.com/bootstack/job/lp-update-mp/593/

Click here to trigger a rebuild:
https://jenkins.canonical.com/bootstack/job/lp-charm-prometheus-openstack-exporter-ci/20//rebuild

review: Approve (continuous-integration)

[Eric Chen (eric-chen)]

LGTM.
Please wait 3 more days
https://github.com/openstack-charmers/zaza/pull/608
If it is merged, we can drop this MR.

review: Approve

[Tianqi Xiao (txiao)]

LGTM

review: Approve

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

Change successfully merged at revision a88f18c7ad3bae6a72fbcd37da0363ec83200507

diff --git a/src/tests/functional/requirements.txt b/src/tests/functional/requirements.txt
index 593ef44..87b690a 100644
--- a/src/tests/functional/requirements.txt
+++ b/src/tests/functional/requirements.txt
@@ -1,3 +1,3 @@
-git+https://github.com/openstack-charmers/zaza.git#egg=zaza
+git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza
 requests<2.25.0
-python-openstackclient
 \ No newline at end of file
+python-openstackclient