test: Bump OPA to 1.4.2 (#679)

* test: Bump OPA to 1.4.2

* test(kerberos): Allow custom images for OPA

Author: NickLarsenNZ

tests/templates/kuttl/kerberos/11-install-opa.yaml.j2

@@ -5,7 +5,13 @@ metadata:
   name: opa
 spec:
   image:
+{% if test_scenario['values']['opa'].find(",") > 0 %}
+    custom: "{{ test_scenario['values']['opa'].split(',')[1] }}"
+    productVersion: "{{ test_scenario['values']['opa'].split(',')[0] }}"
+{% else %}
     productVersion: "{{ test_scenario['values']['opa'] }}"
+{% endif %}
+    pullPolicy: IfNotPresent
   servers:
     roleGroups:
       default: {}

tests/test-definition.yaml

@@ -24,7 +24,7 @@ dimensions:
       - 1.21.1
   - name: opa
     values:
-      - 1.0.1
+      - 1.4.2
   - name: number-of-datanodes
     values:
       - "1"