OZG-5400 add unittest realm update

ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmServiceTest.java

@@ -61,7 +61,7 @@ class KeycloakRealmServiceTest {
 	private KeycloakGenericRemoteService keycloakGenericRemoteService;
 
 	@Nested
-	class TestCreanOrUpdateRealm {
+	class TestCreateOrUpdateRealm {
 
 		@Test
 		void shouldCallCreateRealmMethodIfNotExists() {
@@ -82,6 +82,13 @@ class KeycloakRealmServiceTest {
 
 			verify(service).updateRealm(existingRealm, REALM);
 		}
+
+		@Test
+		void shouldCallGetRealmRepresentation() {
+			service.createOrUpdateRealm(REALM, REALM_NAME);
+
+			verify(keycloakGenericRemoteService).getRealmRepresentation(REALM_NAME);
+		}
 	}
 
 	@DisplayName("Update Realm")