[gnome-software] trivial: Fix css whitespace

[Kalev Lember <klember src gnome org>]

commit 362efd8b0c9bf9eb479b3d113630ca8bc71bce18
Author: Kalev Lember <klember redhat com>
Date:   Thu Jun 30 18:22:00 2016 +0200

    trivial: Fix css whitespace

 src/gtk-style.css |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gtk-style.css b/src/gtk-style.css
index a4ed2bb..62144db 100644
--- a/src/gtk-style.css
+++ b/src/gtk-style.css
@@ -199,9 +199,9 @@
 .review-row .vote-buttons button:not(:first-child):not(:hover):not(:active):not(:backdrop) {
        border-image: linear-gradient(to top, @borders, @borders) 0 0 0 1 / 5px 0 5px 1px;
 }
-  .review-row .vote-buttons button:not(:first-child):backdrop {
+.review-row .vote-buttons button:not(:first-child):backdrop {
        border-image: linear-gradient(to top, @unfocused_borders, @unfocused_borders) 0 0 0 1 / 5px 0 5px 1px;
-  }
+}
 
 .reviewbar {
        background-image: none;