Removing unused dependencies

Author: RanVaknin

test/codegen-generated-classes-test/src/test/java/software/amazon/awssdk/services/TraceIdTest.java

@@ -18,11 +18,9 @@
 import static org.assertj.core.api.Assertions.assertThat;
 
 import java.util.List;
-import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
-import org.junit.jupiter.api.RepeatedTest;
 import org.junit.jupiter.api.Test;
 import software.amazon.awssdk.auth.credentials.AnonymousCredentialsProvider;
 import software.amazon.awssdk.awscore.interceptor.TraceIdExecutionInterceptor;