[gtk/ebassi/docs-links] docs: Update the links to the docs of GTK dependencies

[Emmanuele Bassi <ebassi src gnome org>]

commit 7bfff6c51e58543e617cf9fb709e69cccaa816e8
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Mar 31 20:51:27 2021 +0100

    docs: Update the links to the docs of GTK dependencies
    
    Use docs.gtk.org where appropriate.
    
    Fixes: #3817

 docs/reference/gdk/gdk4.toml.in | 6 +++---
 docs/reference/gsk/gsk4.toml.in | 8 ++++----
 docs/reference/gtk/gtk4.toml.in | 6 +++---
 3 files changed, 10 insertions(+), 10 deletions(-)
---
diff --git a/docs/reference/gdk/gdk4.toml.in b/docs/reference/gdk/gdk4.toml.in
index 2f52e69be8..b86c482a13 100644
--- a/docs/reference/gdk/gdk4.toml.in
+++ b/docs/reference/gdk/gdk4.toml.in
@@ -24,17 +24,17 @@ search_index = true
   [dependencies."Pango-1.0"]
   name = "Pango"
   description = "Text shaping and rendering"
-  docs_url = "https://developer.gnome.org/pango/stable";
+  docs_url = "https://docs.gtk.org/Pango/";
 
   [dependencies."GdkWayland-4.0"]
   name = "GdkWayland"
   description = "GDK Wayland Backend"
-  docs_url = "https://gnome.pages.gitlab.gnome.org/gtk/gdk4-wayland/";
+  docs_url = "https://docs.gtk.org/gdk4-wayland/";
 
   [dependencies."GdkX11-4.0"]
   name = "GdkX11"
   description = "GDK X11 Backend"
-  docs_url = "https://gnome.pages.gitlab.gnome.org/gtk/gdk4-x11/";
+  docs_url = "https://docs.gtk.org/gdk4-x11/";
 
 [theme]
 name = "basic"
diff --git a/docs/reference/gsk/gsk4.toml.in b/docs/reference/gsk/gsk4.toml.in
index 9f71f74302..5b78f6ae7e 100644
--- a/docs/reference/gsk/gsk4.toml.in
+++ b/docs/reference/gsk/gsk4.toml.in
@@ -14,22 +14,22 @@ search_index = true
   [dependencies."GObject-2.0"]
   name = "GObject"
   description = "The base type system library"
-  docs_url = "https://developer.gnome.org/gobject/stable";
+  docs_url = "https://developer.gnome.org/gobject/stable/";
 
   [dependencies."Graphene-1.0"]
   name = "Graphene"
   description = "A thin layer of mathematical types for 3D libraries"
-  docs_url = "https://ebassi.github.io/graphene/docs";
+  docs_url = "https://ebassi.github.io/graphene/docs/";
 
   [dependencies."Pango-1.0"]
   name = "Pango"
   description = "Text shaping and rendering"
-  docs_url = "https://developer.gnome.org/pango/stable";
+  docs_url = "https://docs.gtk.org/Pango/";
 
   [dependencies."Gdk-4.0"]
   name = "GDK"
   description = "The GTK windowing system abstraction"
-  docs_url = "https://gnome.pages.gitlab.gnome.org/gtk/gdk4/";
+  docs_url = "https://docs.gtk.org/gdk4/";
 
 [theme]
 name = "basic"
diff --git a/docs/reference/gtk/gtk4.toml.in b/docs/reference/gtk/gtk4.toml.in
index f5aadc5192..cccbb436f8 100644
--- a/docs/reference/gtk/gtk4.toml.in
+++ b/docs/reference/gtk/gtk4.toml.in
@@ -24,17 +24,17 @@ search_index = true
   [dependencies."Pango-1.0"]
   name = "Pango"
   description = "Text shaping and rendering"
-  docs_url = "https://developer.gnome.org/pango/stable";
+  docs_url = "https://docs.gtk.org/Pango/";
 
   [dependencies."Gdk-4.0"]
   name = "GDK"
   description = "The GTK windowing system abstraction"
-  docs_url = "https://gnome.pages.gitlab.gnome.org/gtk/gdk4/";
+  docs_url = "https://docs.gtk.org/gdk4/";
 
   [dependencies."Gsk-4.0"]
   name = "GSK"
   description = "The GTK rendering abstraction"
-  docs_url = "https://gnome.pages.gitlab.gnome.org/gtk/gsk4/";
+  docs_url = "https://docs.gtk.org/gsk4/";
 
 [theme]
 name = "basic"