Polishing

See gh-23846
See gh-29955
Closes gh-29992

spring-web/src/main/java/org/springframework/http/CacheControl.java

@@ -329,6 +329,7 @@ public class CacheControl {
 	 * Adding a {@link #maxAge(Duration) max-age} directive is strongly advised
 	 * to enforce the actual freshness lifetime.
 	 * @return {@code this}, to facilitate method chaining
+	 * @since 6.0.5
 	 * @see <a href="https://tools.ietf.org/html/rfc8246">rfc8246</a>
 	 */
 	public CacheControl immutable() {

spring-web/src/main/java/org/springframework/web/bind/MethodArgumentNotValidException.java

@@ -74,6 +74,7 @@ public class MethodArgumentNotValidException extends BindException implements Er
 	 * Constructor for {@link MethodArgumentNotValidException}.
 	 * @param executable the executable that failed validation
 	 * @param bindingResult the results of the validation
+	 * @since 6.0.5
 	 */
 	public MethodArgumentNotValidException(Executable executable, BindingResult bindingResult) {
 		super(bindingResult);