[gnome-shell-sass] Remove obsolete style

[Florian Müllner <fmuellner src gnome org>]

commit e7f8bec7ef161e42ad3678aca0b99e13298af7ff
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Mar 17 05:58:48 2015 +0100

    Remove obsolete style

 _common.scss |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/_common.scss b/_common.scss
index 5e05fb8..6e610d1 100644
--- a/_common.scss
+++ b/_common.scss
@@ -1417,7 +1417,6 @@ StScrollBar {
     &:rtl { padding-left: 0; padding-right: 4px; }
   }
   .chat-notification-scrollview { max-height: 22em; }
-  .subscription-message { font-style: italic; }
 
   //hotplug
   .hotplug-transient-box {