Remove ubuntu guest image from tobiko

With recent changes in tobiko 0.8.4, the tobiko pods will download an
already customized image instead of using official ubuntu images that
were customized during tobiko execution.

container-images/tcib/base/tobiko/tobiko.yaml

@@ -15,10 +15,6 @@ tcib_actions:
     | tar -zxvf - -C /usr/local/bin/
 - run: 'git clone https://opendev.org/x/tobiko /usr/local/src/tobiko'
 - run: 'pip install -e /usr/local/src/tobiko -c /usr/local/src/tobiko/upper-constraints.txt -r /usr/local/src/tobiko/extra-requirements.txt'
-- run: >-
-    curl
-    https://cloud-images.ubuntu.com/minimal/releases/jammy/release/ubuntu-22.04-minimal-cloudimg-amd64.img
-    -o /usr/local/share/ubuntu-minimal
 - run: python3 -m pip install --upgrade pip
 - run: python3 -m pip install 'tox==4.13'
 - run: cp /usr/share/tcib/container-images/tcib/base/tobiko/run_tobiko.sh /usr/local/bin/run_tobiko.sh

zuul.d/job.yaml

@@ -30,7 +30,32 @@
       cifmw_test_operator_tobiko_registry: "{{ cifmw_test_operator_tempest_registry }}"
       cifmw_test_operator_tobiko_namespace: "{{ cifmw_test_operator_tempest_namespace }}"
       cifmw_test_operator_tobiko_image_tag: "{{ content_provider_dlrn_md5_hash }}"
-      cifmw_test_operator_tobiko_testenv: "sanity"
+      cifmw_test_operator_tobiko_override_conf:
+        ubuntu:
+          customized_image_provided: "True"
+          image_url: "https://chandankumar.fedorapeople.org/ubuntu-minimal-customized-enp3s0"
+      cifmw_test_operator_tobiko_workflow:
+        - stepName: sanity
+          testenv: sanity
+        - stepName: scenario-nova
+          testenv: nova
+      # enabling heat is needed for some tobiko tests
+      cifmw_edpm_prepare_kustomizations:
+        - apiVersion: kustomize.config.k8s.io/v1beta1
+          kind: Kustomization
+          namespace: openstack
+          patches:
+          - patch: |-
+              apiVersion: core.openstack.org/v1beta1
+              kind: OpenStackControlPlane
+              metadata:
+                name: unused
+              spec:
+                heat:
+                  enabled: true
+            target:
+              kind: OpenStackControlPlane
+
 
 - job:
     name: tcib-crc-podified-edpm-baremetal