[gnome-control-center] online-accounts: Use margin-start/end instead of margin-left/right

[Yosef Or Boczko <yoseforb src gnome org>]

commit 6e8a7e942f7b3f8c98a2fdee0ce5a6e7e7456916
Author: Yosef Or Boczko <yoseforb gmail com>
Date:   Tue Nov 19 22:30:42 2013 +0200

    online-accounts: Use margin-start/end instead of margin-left/right
    
    https://bugzilla.gnome.org/show_bug.cgi?id=712661

 panels/online-accounts/online-accounts.ui |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/panels/online-accounts/online-accounts.ui b/panels/online-accounts/online-accounts.ui
index ea85a96..b3310ed 100644
--- a/panels/online-accounts/online-accounts.ui
+++ b/panels/online-accounts/online-accounts.ui
@@ -7,8 +7,8 @@
         <property name="spacing">18</property>
         <property name="border-width">8</property>
         <property name="orientation">horizontal</property>
-        <property name="margin-left">6</property>
-        <property name="margin-right">6</property>
+        <property name="margin-start">6</property>
+        <property name="margin-end">6</property>
         <property name="margin-top">6</property>
         <property name="margin-bottom">6</property>
         <child>