[jhbuild] Update JHBuild installation URLs

[Emmanuele Bassi <ebassi src gnome org>]

commit 3ffc96f5b10674f5bca62c559c6141f4f6853825
Author: Dan Yeaw <dan yeaw me>
Date:   Wed Dec 29 15:31:04 2021 -0500

    Update JHBuild installation URLs

 README.rst | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)
---
diff --git a/README.rst b/README.rst
index 6fcc3b2d..ebfa5012 100644
--- a/README.rst
+++ b/README.rst
@@ -14,15 +14,14 @@ Installing JHBuild
 
 Refer to the 'Getting Started' section of the JHBuild manual:
 
-  http://library.gnome.org/devel/jhbuild/stable/getting-started.html.en
+  https://gnome.pages.gitlab.gnome.org/jhbuild/getting-started.html
 
-Or refer to the on-line JHBuild manual at:
+Or refer to the online JHBuild manual at:
 
-  https://developer.gnome.org/jhbuild/stable/index.html.en
+  https://gnome.pages.gitlab.gnome.org/jhbuild/index.html
   
-More info is available at:
-  
-  https://developer.gnome.org/Jhbuild/
+An introduction to JHBuild is also available on the GNOME Wiki:
+  https://wiki.gnome.org/Projects/Jhbuild/Introduction
 
 Using JHBuild
 -------------