Improve logging.

docs/features/http_mdc_header.md

@@ -21,8 +21,8 @@ logger:
       prefix: header.
       names:
         - x-request-id
-        - x-b3-traceId 
+        - x-b3-traceId
         - x-b3-parentspanid
         - x-b3-spanid
-        - x-b3-sampled 
+        - x-b3-sampled
 ```

src/main/java/io/kokuwa/micronaut/logging/http/mdc/AuthenticationMdcFilter.java

@@ -45,7 +45,7 @@ public class AuthenticationMdcFilter extends AbstractMdcFilter {
 		this.name = name.orElse(DEFAULT_NAME);
 		this.attributes = attributes.orElseGet(Set::of);
 		if (name.isPresent() || !this.attributes.isEmpty()) {
-			log.info("Configured with name {} and attributes {}", name, attributes);
+			log.info("Configured with name {} and attributes {}", this.name, this.attributes);
 		}
 	}