[nautilus] README: Omit easily-outdated version number

[António Fernandes <antoniof src gnome org>]

commit cfb875ba3c2398b256d9ddf446b4a2e81444fc4c
Author: António Fernandes <antoniojpfernandes gmail com>
Date:   Sun Mar 8 18:42:30 2020 +0000

    README: Omit easily-outdated version number
    
    We consistently forget to update it when releasing.
    The intention was good, but this is hard to maintain.

 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/README.md b/README.md
index eb14cf2d9..87d0923de 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ This is [Nautilus](https://wiki.gnome.org/Apps/Nautilus), the file manager for
 GNOME.
 
 ## Supported version
-Only latest Nautilus version 3.34 as provided upstream is supported. Try out the [Flatpak 
nightly](https://wiki.gnome.org/Apps/Nightly) installation before filling issues to ensure the installation 
is reproducible and doesn't have downstream changes on it. In case you cannot reproduce in the nightly 
installation, don't hesitate to file an issue in your distribution. This is to ensure the issue is well 
triaged and reaches the proper people.
+Only latest Nautilus version as provided upstream is supported. Try out the [Flatpak 
nightly](https://wiki.gnome.org/Apps/Nightly) installation before filling issues to ensure the installation 
is reproducible and doesn't have downstream changes on it. In case you cannot reproduce in the nightly 
installation, don't hesitate to file an issue in your distribution. This is to ensure the issue is well 
triaged and reaches the proper people.
 
 ## Hacking on Nautilus