Bump python-openstackclient from 7.1.1 to 7.1.2

Bumps [python-openstackclient](https://docs.openstack.org/python-openstackclient/latest/) from 7.1.1 to 7.1.2.

---
updated-dependencies:
- dependency-name: python-openstackclient
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -1,4 +1,4 @@
-python-openstackclient==7.1.1
+python-openstackclient==7.1.2
 python-designateclient==6.1.0
 python-heatclient==4.0.0
 python-neutronclient==11.3.1