[Tech] Fixed AllowedChildren rule mode not initialized
const config = JSON.parse(configJson);
const settings = getContainerProperties(editable, ns.author, !config.isEditConfig);
const applicableRule = config.rules.find(rule => isRuleApplicable(rule, settings, componentList));
+ applicableRule.mode = applicableRule.mode || 'OVERRIDE';
if (applicableRule) {
applyRule(applicableRule, allowed, componentList);
