Relax exception condition on testFilterWithUnavailableRemote (elastic#135797)

* Sometimes it throws IllegalStateException. I don't think we care

Author: smalyshev

muted-tests.yml

@@ -429,9 +429,6 @@ tests:
 - class: org.elasticsearch.xpack.search.CrossClusterAsyncSearchIT
   method: testCancelViaExpirationOnRemoteResultsWithMinimizeRoundtrips
   issue: https://github.com/elastic/elasticsearch/issues/127302
-- class: org.elasticsearch.xpack.esql.action.CrossClusterQueryWithFiltersIT
-  method: testFilterWithUnavailableRemote
-  issue: https://github.com/elastic/elasticsearch/issues/133450
 - class: org.elasticsearch.xpack.esql.qa.multi_node.EsqlClientYamlIT
   method: test {p0=esql/60_usage/*}
   issue: https://github.com/elastic/elasticsearch/issues/133461

x-pack/plugin/esql/src/internalClusterTest/java/org/elasticsearch/xpack/esql/action/CrossClusterQueryWithFiltersIT.java

@@ -7,7 +7,6 @@
 
 package org.elasticsearch.xpack.esql.action;
 
-import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.client.internal.Client;
 import org.elasticsearch.cluster.RemoteException;
 import org.elasticsearch.common.Strings;
@@ -420,11 +419,11 @@ private void checkRemoteFailures() {
             new RangeQueryBuilder("@timestamp").from("2025-01-01").to("now")
         )) {
             // One index
-            var e = expectThrows(ElasticsearchException.class, () -> runQuery("from cluster-a:log-2", randomBoolean(), filter).close());
+            var e = expectThrows(RuntimeException.class, () -> runQuery("from cluster-a:log-2", randomBoolean(), filter).close());
             // Two indices
-            e = expectThrows(ElasticsearchException.class, () -> runQuery("from logs-1,cluster-a:log-2", randomBoolean(), filter).close());
+            e = expectThrows(RuntimeException.class, () -> runQuery("from logs-1,cluster-a:log-2", randomBoolean(), filter).close());
             // Wildcard
-            e = expectThrows(ElasticsearchException.class, () -> runQuery("from logs-1,cluster-a:log*", randomBoolean(), filter).close());
+            e = expectThrows(RuntimeException.class, () -> runQuery("from logs-1,cluster-a:log*", randomBoolean(), filter).close());
         }
     }