dd4l: remove Fedora 40 (EOL)

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

content/manuals/desktop/setup/install/linux/fedora.md

@@ -25,7 +25,7 @@ This page contains information on how to install, launch and upgrade Docker Desk
 To install Docker Desktop successfully, you must:
 
 - Meet the [general system requirements](_index.md#general-system-requirements).
-- Have a 64-bit version of Fedora 40 or Fedora 41.
+- Have a 64-bit version of Fedora 41 or Fedora 42.
 - For a GNOME desktop environment you must install AppIndicator and KStatusNotifierItem [GNOME extensions](https://extensions.gnome.org/extension/615/appindicator-support/).
 - If you're not using GNOME, you must install `gnome-terminal` to enable terminal access from Docker Desktop: