package/gobject-introspection: update homepage

The homepage has moved, the previous one links to the new URL.

Signed-off-by: Fiona Klute (WIWA) <fiona.klute@gmx.de>
[yann.morin.1998@free.fr: split into its own patch]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 3ee7c891a0173417fbd4726928bd4d4689048b22)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/gobject-introspection/Config.in

@@ -36,7 +36,7 @@ config BR2_PACKAGE_GOBJECT_INTROSPECTION
 	  language bindings can read this metadata and automatically
 	  provide bindings to call into the C library.
 
-	  https://wiki.gnome.org/action/show/Projects/GObjectIntrospection
+	  https://gi.readthedocs.io/
 
 comment "gobject-introspection needs python3"
 	depends on !BR2_PACKAGE_PYTHON3