Remove assertion that fails in spring 4.3.x

Need to make this class 4.2.x compatible.

see gh-1192

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/feign/FeignClientsRegistrar.java

@@ -190,8 +190,6 @@ class FeignClientsRegistrar implements ImportBeanDefinitionRegistrar,
 
 	private void validate(Map<String, Object> attributes) {
 		if (StringUtils.hasText((String) attributes.get("value"))) {
-			Assert.isTrue(!StringUtils.hasText((String) attributes.get("name")),
-					"Either name or value can be specified, but not both");
 			Assert.isTrue(!StringUtils.hasText((String) attributes.get("serviceId")),
 					"Either name (serviceId) or value can be specified, but not both");
 		}