[gtk/issue-3483] Fix URLs for the download.gnome.org locations

[Emmanuele Bassi <ebassi src gnome org>]

commit 4f12e2f71184d979fc03df4fcda2d2e26b99cfa4
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Thu Dec 17 12:46:12 2020 +0000

    Fix URLs for the download.gnome.org locations
    
    Use a trailing slash, otherwise we end up on an out of date mirror.
    
    Fixes: #3483

 README.md | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/README.md b/README.md
index c26db1b613..24feea236f 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ license fees or royalties.
 
 The official download location
 
-  - https://download.gnome.org/sources/gtk+
+  - https://download.gnome.org/sources/gtk/
 
 The official web site
 
@@ -49,11 +49,11 @@ In order to build GTK you will need:
 You will also need various dependencies, based on the platform you are
 building for:
 
-  - [GLib](https://download.gnome.org/sources/glib)
-  - [GdkPixbuf](https://download.gnome.org/sources/gdk-pixbuf)
-  - [GObject-Introspection](https://download.gnome.org/sources/gobject-introspection)
-  - [Cairo](https://www.cairographics.org)
-  - [Pango](https://download.gnome.org/sources/pango)
+  - [GLib](https://download.gnome.org/sources/glib/)
+  - [GdkPixbuf](https://download.gnome.org/sources/gdk-pixbuf/)
+  - [GObject-Introspection](https://download.gnome.org/sources/gobject-introspection/)
+  - [Cairo](https://www.cairographics.org/)
+  - [Pango](https://download.gnome.org/sources/pango/)
   - [Epoxy](https://github.com/anholt/libepoxy)
   - [Graphene](https://github.com/ebassi/graphene)
   - [Xkb-common](https://github.com/xkbcommon/libxkbcommon)