Organize imports with new settings

See gh-4234

spring-boot-samples/spring-boot-sample-session-redis/src/test/java/sample/session/redis/SampleSessionRedisApplicationTests.java

@@ -19,6 +19,7 @@ package sample.session.redis;
 import java.net.URI;
 
 import org.junit.Test;
+
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.boot.context.web.ServerPortInfoApplicationContextInitializer;
 import org.springframework.context.ConfigurableApplicationContext;