Add a limitrange to CAD.

This is required, because Tekton does not set resourcerequests and
limits for the init-containers which will trigger deployment-validation
alerts.

Instead it will use the limitRange for init-containers: see
https://github.com/tektoncd/pipeline/blob/main/docs/compute-resources.md#limitrange-support

Author: bergmannf

openshift/template.yaml

@@ -416,3 +416,22 @@ objects:
   subjects:
   - kind: ServiceAccount
     name: cad-tekton-pruner
+- apiVersion: v1
+  kind: LimitRange
+  metadata:
+    name: cad-limitrange
+  spec:
+    limits:
+    - default:  # The default limits
+        cpu: 500m
+        memory: 256Mi
+      defaultRequest:  # The default requests
+        cpu: 100m
+        memory: 128Mi
+      max:  # The maximum limits
+        cpu: 1
+        memory: 1Gi
+      min:  # The minimum requests
+        cpu: 1m
+        memory: 32Mi
+      type: Container