Include version number on new version available message

Closes #13640

tryton/tryton/common/common.py

@@ -972,7 +972,7 @@ def check_version(box, version=__version__):
         if check_version(box, version):
             info_bar = Gtk.InfoBar()
             info_bar.get_content_area().pack_start(
-                Gtk.Label(label=_("A new version is available!")),
+                Gtk.Label(label=_(f"A new version ({version}) is available.")),
                 expand=True, fill=True, padding=0)
             info_bar.set_show_close_button(True)
             info_bar.add_button(_("Download"), Gtk.ResponseType.ACCEPT)