[gnome-software] trivial: Don't use deprecated css pseudo classes

[Richard Hughes <rhughes src gnome org>]

commit 25cbc63924e231fa8d9567160ff40bd392cc9092
Author: Richard Hughes <richard hughsie com>
Date:   Mon Aug 15 09:42:18 2016 +0100

    trivial: Don't use deprecated css pseudo classes

 src/gtk-style-hc.css |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gtk-style-hc.css b/src/gtk-style-hc.css
index 11ed6d3..5b8c13e 100644
--- a/src/gtk-style-hc.css
+++ b/src/gtk-style-hc.css
@@ -176,10 +176,10 @@ button.star, .button.star {
 }
 
 /* for the app details shell */
-.star-enabled:insensitive {
+.star-enabled:disabled {
        color: #000000;
 }
-.star-disabled:insensitive {
+.star-disabled:disabled {
        color: #777777;
 }