Prepare for 3.4.0 release (#460)

* Prepare for 3.4.0 release

---------

Co-authored-by: Piotrek Żygieło <pzygielo@users.noreply.github.com>
diff --git a/src/site/apt/index.apt.vm b/src/site/apt/index.apt.vm
index a4a0177..6562abc 100644
--- a/src/site/apt/index.apt.vm
+++ b/src/site/apt/index.apt.vm
@@ -64,6 +64,12 @@
   {{{https://jakarta.ee/}Jakarta EE}}
   {{{https://www.oracle.com/java/technologies/java-ee-glance.html}Java EE at a glance}}.
 
+* Version 3.4.0
+
+  * Require <Maven 3.6.3> at least.
+
+  * Support <Jakarta EE 11>.
+
 * Version 3.3.0
 
   * Require <Java 8> and <Maven 3.2.5> at least.