set keycloak realm displayname

src/main/helm/templates/keycloak-crd.yaml

@@ -6,4 +6,4 @@ metadata:
   namespace: {{ include "app.namespace" . }}
 spec:
   keep_after_delete: {{ .Values.sso.keep_after_delete | default false }}
-  kop_displayname: {{ include "app.ssoRealmDisplayName" . }}
+  displayName: {{ include "app.ssoRealmDisplayName" . }}

src/test/helm/keycloak-crd-test.yaml

@@ -58,7 +58,7 @@ tests:
           path: spec.keep_after_delete
           value: true
       - equal:
-          path: spec.kop_displayname
+          path: spec.displayName
           value: Realm für Helm (test)