Unmute CrossClusterQueryUnavailableRemotesIT, should be fixed already

Author: smalyshev

muted-tests.yml

@@ -367,9 +367,6 @@ tests:
 - class: org.elasticsearch.xpack.ml.integration.ClassificationIT
   method: testDependentVariableIsAliasToKeyword
   issue: https://github.com/elastic/elasticsearch/issues/121492
-- class: org.elasticsearch.xpack.esql.action.CrossClusterQueryUnavailableRemotesIT
-  method: testRemoteOnlyCCSAgainstDisconnectedRemoteWithSkipUnavailableTrue
-  issue: https://github.com/elastic/elasticsearch/issues/121578
 - class: org.elasticsearch.xpack.esql.action.CrossClustersCancellationIT
   method: testTasks
   issue: https://github.com/elastic/elasticsearch/issues/121626