feat: Project Controller needs read access to ingress config

Poject Controller rely on reading the openshift.config ingresses to find the
domain or appDomain configured for this cluster to generated the current auth
URLs used in the AuthConfig.

releated-to: maistra/odh-project-controller#58

odh-project-controller/rbac/role.yaml

@@ -73,3 +73,11 @@ rules:
   - patch
   - update
   - watch
+- apiGroups:
+  - config.openshift.io
+  resources:
+  - ingresses
+  verbs:
+  - get
+  - list
+  - watch