Polish DevTools auto-configuration tests to avoid bean overrides

See gh-13609

spring-boot-project/spring-boot-devtools/src/test/java/org/springframework/boot/devtools/autoconfigure/LocalDevToolsAutoConfigurationTests.java

@@ -33,6 +33,7 @@ import org.thymeleaf.spring5.templateresolver.SpringResourceTemplateResolver;
 
 import org.springframework.beans.factory.NoSuchBeanDefinitionException;
 import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
 import org.springframework.boot.autoconfigure.thymeleaf.ThymeleafAutoConfiguration;
 import org.springframework.boot.autoconfigure.web.ResourceProperties;
 import org.springframework.boot.autoconfigure.web.servlet.ServletWebServerFactoryAutoConfiguration;
@@ -281,7 +282,7 @@ public class LocalDevToolsAutoConfigurationTests {
 	}
 
 	@Configuration
-	@Import({ ServletWebServerFactoryAutoConfiguration.class,
+	@ImportAutoConfiguration({ ServletWebServerFactoryAutoConfiguration.class,
 			LocalDevToolsAutoConfiguration.class, ThymeleafAutoConfiguration.class })
 	public static class ConfigWithMockLiveReload {