[gnome-maps/wip/mlundblad/cleanup-gtk-deprecations] transitLegRow: Replace margin properties

[Marcus Lundblad <mlundblad src gnome org>]

commit ba3ec6464da1084e9b495423aae8f3db0a0c9f98
Author: Marcus Lundblad <ml update uu se>
Date:   Sun Mar 21 22:32:58 2021 +0100

    transitLegRow: Replace margin properties
    
    margin-{left,right} are deprecated. Instead,
    we should use margin-{start,end}.

 data/ui/transit-leg-row.ui | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/ui/transit-leg-row.ui b/data/ui/transit-leg-row.ui
index c7eaa268..c88d783d 100644
--- a/data/ui/transit-leg-row.ui
+++ b/data/ui/transit-leg-row.ui
@@ -90,8 +90,8 @@
               <object class="GtkGrid">
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
-                <property name="margin-left">15</property>
-                <property name="margin-right">15</property>
+                <property name="margin-start">15</property>
+                <property name="margin-end">15</property>
                 <property name="row-spacing">1</property>
                 <child>
                   <object class="GtkLabel" id="agencyLabel">