[gnome-music/wip/jfelder/headerbar-indendation] ui/headerbar: Fix indentation

[Jean Felder <jfelder src gnome org>]

commit 0cbbe5f83a5ae49ec9d55dada5ecad2c2cb83767
Author: Jean Felder <jfelder src gnome org>
Date:   Thu Apr 29 12:07:30 2021 +0200

    ui/headerbar: Fix indentation

 data/ui/HeaderBar.ui | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/data/ui/HeaderBar.ui b/data/ui/HeaderBar.ui
index c0e8578a4..e1508d32c 100644
--- a/data/ui/HeaderBar.ui
+++ b/data/ui/HeaderBar.ui
@@ -102,7 +102,7 @@
         <property name="tooltip_text" translatable="yes">Back</property>
         <signal name="clicked" handler="_on_back_button_clicked" swapped="no"/>
         <style>
-              <class name="image-button"/>
+          <class name="image-button"/>
         </style>
         <child>
           <object class="GtkImage" id="_back_button_image">
@@ -119,10 +119,10 @@
     </child>
   </template>
   <object class="GtkSizeGroup" id="size1">
-      <property name="mode">vertical</property>
-      <widgets>
-        <widget name="_search_button"/>
-        <widget name="_cancel_button"/>
-      </widgets>
+    <property name="mode">vertical</property>
+    <widgets>
+      <widget name="_search_button"/>
+      <widget name="_cancel_button"/>
+    </widgets>
   </object>
 </interface>