[gnome-clocks] world-item: Check if location has coordinates

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

commit 0fc6e783d743a158036aa8f23edc29a99a4acfa4
Author: Maximiliano Sandoval R <msandova gnome org>
Date:   Wed Dec 15 10:50:49 2021 +0100

    world-item: Check if location has coordinates
    
    UTC time would produce a G_CRITICAL otherwise.

 src/world-item.vala | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/src/world-item.vala b/src/world-item.vala
index b45a77ac..8ca5a6eb 100644
--- a/src/world-item.vala
+++ b/src/world-item.vala
@@ -296,6 +296,10 @@ public class Item : Object, ContentItem {
             return;
         }
 
+        if (!location.has_coords ()) {
+            return;
+        }
+
         location.get_coords (out latitude, out longitude);
 
         // Some locations, such as UTC, aren't actual locations and don't have