[gnome-maps/gweather-3-manifest] Stick to libgweather-3

[Emmanuele Bassi <ebassi src gnome org>]

commit 2dbbdc5201442f1320654234557b68ed8fc14e05
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Oct 13 13:14:17 2021 +0100

    Stick to libgweather-3
    
    The 40.0 tag is the latest release of the libgweather 3.0 API.

 org.gnome.Maps.json | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/org.gnome.Maps.json b/org.gnome.Maps.json
index 903e3b77..a6c3358c 100644
--- a/org.gnome.Maps.json
+++ b/org.gnome.Maps.json
@@ -106,7 +106,8 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://gitlab.gnome.org/GNOME/libgweather.git";
+                    "url" : "https://gitlab.gnome.org/GNOME/libgweather.git";,
+                    "tag" : "40.0"
                 }
             ]
         },