[amtk] docs: readme: remove mention of the version number

[Sébastien Wilmet <swilmet src gnome org>]

commit 70094c9dc10ae3d36a41a0e9df3f4ed5daf9d3af
Author: Sébastien Wilmet <swilmet informatique-libre be>
Date:   Fri Apr 15 12:26:46 2022 +0200

    docs: readme: remove mention of the version number
    
    It's already present in the meson.build file, and each time that a
    version bump is needed it's easier to have only one place to modify.

 README.md | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/README.md b/README.md
index 3f70c04..0c728f1 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,6 @@
 Amtk - Actions, Menus and Toolbars Kit for GTK applications
 ===========================================================
 
-This is version 5.3.1 of Amtk.
-
 Amtk is the acronym for “Actions, Menus and Toolbars Kit”. It is a basic
 GtkUIManager replacement based on GAction. It is suitable for both a
 traditional UI or a modern UI with a GtkHeaderBar.