[gnome-todo] task-lists-workspace: Add separator

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 78aad976592c9163100f7018be61ac828c4d878b
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Fri Oct 8 12:58:11 2021 -0300

    task-lists-workspace: Add separator
    
    The sidebar CSS class lost its separator, so add one
    manually.

 src/plugins/task-lists-workspace/gtd-task-lists-workspace.ui | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/plugins/task-lists-workspace/gtd-task-lists-workspace.ui 
b/src/plugins/task-lists-workspace/gtd-task-lists-workspace.ui
index dc99fe33..d87e9a63 100644
--- a/src/plugins/task-lists-workspace/gtd-task-lists-workspace.ui
+++ b/src/plugins/task-lists-workspace/gtd-task-lists-workspace.ui
@@ -63,6 +63,12 @@
           </object>
         </child>
 
+        <child>
+          <object class="GtkSeparator">
+            <property name="orientation">vertical</property>
+          </object>
+        </child>
+
         <child>
           <object class="GtkBox" id="content_box">
             <property name="orientation">vertical</property>