[Index Management] Disable wait for completion when executing enrich …

…policies (#171190)

x-pack/plugins/index_management/server/lib/enrich_policies.ts

@@ -45,7 +45,12 @@ const create = (
 };
 
 const execute = (client: IScopedClusterClient, policyName: string) => {
-  return client.asCurrentUser.enrich.executePolicy({ name: policyName });
+  // Enrich policy executions can last as short as a few seconds to as long as half and hour or longer.
+  // In order to prevent the enrich policies UI from timing out, we are disabling `waitForCompletion`.
+  return client.asCurrentUser.enrich.executePolicy({
+    name: policyName,
+    wait_for_completion: false,
+  });
 };
 
 const remove = (client: IScopedClusterClient, policyName: string) => {