skip failing test suite (elastic#218881)

Author: kibanamachine

x-pack/test/api_integration/deployment_agnostic/apis/observability/alerting/custom_threshold/custom_eq_avg_bytes_fired.ts

@@ -36,7 +36,8 @@ export default function ({ getService }: DeploymentAgnosticFtrProviderContext) {
   const isServerless = config.get('serverless');
   const expectedConsumer = isServerless ? 'observability' : 'logs';
 
-  describe('CUSTOM_EQ - AVG - BYTES - FIRED', () => {
+  // Failing: See https://github.com/elastic/kibana/issues/218881
+  describe.skip('CUSTOM_EQ - AVG - BYTES - FIRED', () => {
     const CUSTOM_THRESHOLD_RULE_ALERT_INDEX = '.alerts-observability.threshold.alerts-default';
     const DATA_VIEW = 'kbn-data-forge-fake_hosts.fake_hosts-*';
     const ALERT_ACTION_INDEX = 'alert-action-threshold';