[CI] Auto commit changes from spotless

Author: elasticsearchmachine

server/src/main/java/org/elasticsearch/rest/action/cat/RestCatCircuitBreakerAction.java

@@ -18,7 +18,6 @@
 import org.elasticsearch.common.Table;
 import org.elasticsearch.common.regex.Regex;
 import org.elasticsearch.common.unit.ByteSizeValue;
-import org.elasticsearch.common.util.set.Sets;
 import org.elasticsearch.indices.breaker.CircuitBreakerStats;
 import org.elasticsearch.rest.RestRequest;
 import org.elasticsearch.rest.RestResponse;