[zuul][tempest] Use tempest image built from master instead of antelope

Resolving the following error by using a newer version of the tempest
image i.e. built from master instead of the version tagged for antelope

telemetry_tempest_plugin.scenario.test_telemetry_integration_prometheus.PrometheusGabbiTest.test_ceilometer_sg_core_integration
-------------------------------------------------------------------------------------------------------------------------------

Captured traceback:
~~~~~~~~~~~~~~~~~~~
    Traceback (most recent call last):

      File "/var/lib/tempest/external-plugins/.venv/lib64/python3.9/site-packages/telemetry_tempest_plugin/scenario/utils.py", line 66, in test
    run_test(self, test_dir, filename)

      File "/var/lib/tempest/external-plugins/.venv/lib64/python3.9/site-packages/telemetry_tempest_plugin/scenario/utils.py", line 41, in run_test
    handlers=runner.initialize_handlers([]),

    TypeError: initialize_handlers() missing 1 required positional argument: 'local_handlers'

Author: elfiesmelfie

zuul.d/projects.yaml

@@ -43,6 +43,8 @@
     parent: telemetry-operator-multinode-autoscaling
     vars:
       test_fw: test_operator
+      # Using master for now because the sg_core telemetry tests are not compatible with antelope
+      cifmw_test_operator_tempest_namespace: podified-master-centos9
       cifmw_test_operator_tempest_container: openstack-tempest-all
       cifmw_test_operator_tempest_image_tag: 'current-podified'
       cifmw_test_operator_tempest_external_plugin: