Polish Javadoc and Whitespacing

Issue: gh-6453

web/src/main/java/org/springframework/security/web/header/HeaderWriterFilter.java

@@ -46,8 +46,8 @@ public class HeaderWriterFilter extends OncePerRequestFilter {
 
 
 	/**
-	 * Composite {@link CompositeHeaderWriter} containing Collection of {@link HeaderWriter} instances to write out the headers to the
-	 * response.
+	 * The {@link HeaderWriter} to write headers to the response.
+	 * {@see CompositeHeaderWriter}
 	 */
 	private final HeaderWriter headerWriter;