Reduce need for bean method proxying and disable where not needed

Closes gh-9068

spring-boot-samples/spring-boot-sample-tomcat/src/test/java/sample/tomcat/NonAutoConfigurationSampleTomcatApplicationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -59,7 +59,7 @@ public class NonAutoConfigurationSampleTomcatApplicationTests {
 		assertThat(entity.getBody()).isEqualTo("Hello World");
 	}
 
-	@Configuration
+	@Configuration(proxyBeanMethods = false)
 	@Import({ ServletWebServerFactoryAutoConfiguration.class,
 			DispatcherServletAutoConfiguration.class, WebMvcAutoConfiguration.class,
 			HttpMessageConvertersAutoConfiguration.class,