[CI] Auto commit changes from spotless

Author: elasticsearchmachine

x-pack/plugin/ml/qa/datafeed-multicluster-tests/src/javaRestTest/java/org/elasticsearch/xpack/ml/datafeed/DatafeedRemoteClusterClientIT.java

@@ -24,7 +24,6 @@
 import org.junit.rules.TestRule;
 
 import java.io.IOException;
-import java.util.regex.Pattern;
 
 import static org.hamcrest.Matchers.containsString;