cfix: ContactNameEntry: Fix entry background

gajim/data/style/gajim.css

@@ -1062,12 +1062,14 @@ .stack-header {
     border-color: @borders;
     padding: 9px 9px;
 }
+#ContactNameEntry:disabled {
+    border: none;
+    background-color: transparent;
+    padding: 0px 0px 0px 0px;
+}
 #ContactNameEntry text:disabled {
     font-size: 2.0rem;
     font-weight: bold;
-    border: none;
-    padding: 0px 0px 0px 0px;
-    background-color: transparent;
     color: @theme_fg_color;
 }