[zuul][tempest] Try to run telemetry-tempest-plugin with pinned gabbit version

The failures seen in the gate indicate a gabbi version incompatibility.
Update telemetry-tempest-plugin and cap gabbit at the antelope upper constraints to test this

Author: elfiesmelfie

zuul.d/projects.yaml

@@ -48,9 +48,12 @@
       cifmw_test_operator_tempest_container: openstack-tempest-all
       cifmw_test_operator_tempest_image_tag: 'current-podified'
       cifmw_test_operator_tempest_external_plugin:
+        # - repository: "https://opendev.org/openstack/telemetry-tempest-plugin.git"
+        #   changeRepository: "https://review.opendev.org/openstack/telemetry-tempest-plugin"
+        #   changeRefspec: "master"
         - repository: "https://opendev.org/openstack/telemetry-tempest-plugin.git"
           changeRepository: "https://review.opendev.org/openstack/telemetry-tempest-plugin"
-          changeRefspec: "master"
+          changeRefspec: "refs/changes/32/907432/1"
       # This value is used to populate the `tempestconfRun` parameter of the Tempest CR: https://openstack-k8s-operators.github.io/test-operator/crds.html#tempest-custom-resource
       # https://github.com/openstack-k8s-operators/ci-framework/blob/main/roles/test_operator/defaults/main.yml
       cifmw_tempest_tempestconf_config: