[fractal/fractal-next] style: Remove deprecated .sidebar class

[Julian Sparber <jsparber src gnome org>]

commit e91b876bfe733eef6c2e6061fff53b039676155c
Author: Marco Melorio <marco melorio protonmail com>
Date:   Sun Oct 24 18:06:07 2021 +0200

    style: Remove deprecated .sidebar class

 data/resources/ui/session.ui | 6 +-----
 data/resources/ui/sidebar.ui | 3 ---
 2 files changed, 1 insertion(+), 8 deletions(-)
---
diff --git a/data/resources/ui/session.ui b/data/resources/ui/session.ui
index fc2f6562..f20a4630 100644
--- a/data/resources/ui/session.ui
+++ b/data/resources/ui/session.ui
@@ -50,11 +50,7 @@
               <object class="AdwLeafletPage">
                 <property name="navigatable">False</property>
                 <property name="child">
-                  <object class="GtkSeparator">
-                    <style>
-                      <class name="sidebar"/>
-                    </style>
-                  </object>
+                  <object class="GtkSeparator"/>
                 </property>
               </object>
             </child>
diff --git a/data/resources/ui/sidebar.ui b/data/resources/ui/sidebar.ui
index aa541476..08400bd3 100644
--- a/data/resources/ui/sidebar.ui
+++ b/data/resources/ui/sidebar.ui
@@ -23,9 +23,6 @@
     </section>
   </menu>
   <template class="Sidebar" parent="AdwBin">
-    <style>
-      <class name="sidebar"/>
-    </style>
     <child>
       <object class="GtkBox">
         <property name="orientation">vertical</property>