Handle blank password.

@@ -167,7 +167,7 @@ Map<String, Object> syncUserAccount() {
         logger.info("Would update: keycloak(${keycloakUserId})")
         updateUser(keycloakUserId, userId)
 
-        if (newPassword != null) {
+        if (newPassword) {
             UserResource userResource = usersResource.get(keycloakUserId)
             List<CredentialRepresentation> credentials = userResource.credentials()
             for (CredentialRepresentation credential: credentials) {