[epiphany] Fix: Update GNOME Human Interface Guidelines link. Link redirects to page not found.

[Marge Bot <marge-bot src gnome org>]

commit cdca7c4f05149d51969d5fce7fb5c323c40b8aff
Author: Lillie Rugtveit <cutestlillie gmail com>
Date:   Mon Mar 7 11:15:03 2022 +0000

    Fix: Update GNOME Human Interface Guidelines link.
    Link redirects to page not found.
    
    Part-of: <https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1086>

 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/README.md b/README.md
index 12579247e..7795b5890 100644
--- a/README.md
+++ b/README.md
@@ -123,7 +123,7 @@ free software.
 
 ## Human Interface
 
-Epiphany follows the [GNOME Human Interface Guidelines](https://developer.gnome.org/hig/stable/).
+Epiphany follows the [GNOME Human Interface Guidelines](https://developer.gnome.org/hig).
 Unless there are serious reasons to make an exception, not following the
 guidelines will be considered a bug.