[polari] css: Remove sidebar overrides

[Florian Müllner <fmuellner src gnome org>]

commit 271cbc10d884c54a9c854c5a4fa95aa559428d91
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Oct 9 05:39:55 2020 +0200

    css: Remove sidebar overrides
    
    We aren't messing around with GtkFrame anymore, so the .sidebar class
    itself already works
    
    https://gitlab.gnome.org/GNOME/polari/-/merge_requests/174

 data/resources/application.css | 14 --------------
 1 file changed, 14 deletions(-)
---
diff --git a/data/resources/application.css b/data/resources/application.css
index e455304f..c1f39bbc 100644
--- a/data/resources/application.css
+++ b/data/resources/application.css
@@ -2,20 +2,6 @@
 
 .info { margin-bottom: 1px; }
 
-.polari-room-list .sidebar {
-    border-style: solid;
-    border-color: @borders;
-    border-image: none;
-}
-
-.polari-room-list .sidebar:dir(ltr) {
-    border-width: 0 1px 0 0;
-}
-
-.polari-room-list .sidebar:dir(rtl) {
-    border-width: 0 0 0 1px;
-}
-
 .polari-user-list row.expanded {
     background-color: @content_view_bg;
 }