Update release-notes.mdx

Author: dragosct

documentation/html/release-notes.mdx

@@ -2,6 +2,7 @@
 title: Release Notes - Material Tailwind
 description: Tailwind CSS is a highly customizable, low-level CSS framework that gives you all of the building blocks you need to build bespoke designs without any annoying opinionated styles you have to fight to override.
 navigation: [
+              "v2.3.0",
               "v2.2.5",
               "v2.2.4",
               "v2.2.3",