[gnome-todo] sidebar: Add more margin to rows

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

commit 6da2513484d9bb6ecff233850aacf3f43be80e6f
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Dec 11 18:54:54 2018 -0200

    sidebar: Add more margin to rows
    
    As per new mockups [1],
    
    [1] https://gitlab.gnome.org/Teams/Design/app-mockups/raw/master/todo/todo.png

 data/ui/sidebar-list-row.ui  | 5 +----
 data/ui/sidebar-panel-row.ui | 5 +----
 2 files changed, 2 insertions(+), 8 deletions(-)
---
diff --git a/data/ui/sidebar-list-row.ui b/data/ui/sidebar-list-row.ui
index c4dc5a4..b38904c 100644
--- a/data/ui/sidebar-list-row.ui
+++ b/data/ui/sidebar-list-row.ui
@@ -24,10 +24,7 @@
     <child>
       <object class="GtkBox">
         <property name="can_focus">False</property>
-        <property name="margin_start">12</property>
-        <property name="margin_end">12</property>
-        <property name="margin_top">6</property>
-        <property name="margin_bottom">6</property>
+        <property name="margin">10</property>
         <property name="spacing">6</property>
         <child>
           <object class="GtkImage" id="color_icon">
diff --git a/data/ui/sidebar-panel-row.ui b/data/ui/sidebar-panel-row.ui
index 7d434c4..be9bb23 100644
--- a/data/ui/sidebar-panel-row.ui
+++ b/data/ui/sidebar-panel-row.ui
@@ -6,10 +6,7 @@
     <child>
       <object class="GtkBox">
         <property name="can_focus">False</property>
-        <property name="margin_start">12</property>
-        <property name="margin_end">12</property>
-        <property name="margin_top">6</property>
-        <property name="margin_bottom">6</property>
+        <property name="margin">10</property>
         <property name="spacing">6</property>
         <child>
           <object class="GtkImage" id="panel_icon">