Remove unnecessary System.out.println statements

- Remove unused println in testGetWithtFunction
- Remove unused println in updates Consumer

Signed-off-by: kimjg <k42ke@naver.com>

spring-cloud-function-web/src/test/java/org/springframework/cloud/function/web/flux/HttpPostIntegrationTests.java

@@ -483,7 +483,6 @@ public class HttpPostIntegrationTests {
 		@Bean
 		public Consumer<Flux<String>> updates() {
 			return flux -> flux.subscribe(value -> {
-				System.out.println();
 					this.list.add(value);
 				});
 		}

spring-cloud-function-web/src/test/java/org/springframework/cloud/function/web/function/FunctionEndpointInitializerTests.java

@@ -126,7 +126,6 @@ public class FunctionEndpointInitializerTests {
 		TestRestTemplate testRestTemplate = new TestRestTemplate();
 		ResponseEntity<String> response = testRestTemplate
 				.getForEntity(new URI("http://localhost:" + port + "/reverse/stressed"), String.class);
-		System.out.println();
 		assertThat(response.getBody()).isEqualTo("desserts");
 	}