[shotwell/wip/gtk4] Prefs: Fix padding

[Jens Georg <jensgeorg src gnome org>]

commit 47ec6ac9a8d5e9cb22be198760c439b92b4a9ee8
Author: Jens Georg <mail jensge org>
Date:   Tue Apr 5 20:49:19 2022 +0200

    Prefs: Fix padding

 data/ui/preferences_dialog.ui | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/data/ui/preferences_dialog.ui b/data/ui/preferences_dialog.ui
index cdd9f407..d93cec6d 100644
--- a/data/ui/preferences_dialog.ui
+++ b/data/ui/preferences_dialog.ui
@@ -361,6 +361,10 @@
                 <property name="child">
                   <object class="GtkBox" id="hbox4">
                     <property name="valign">start</property>
+                    <property name="margin-top">6</property>
+                    <property name="margin-bottom">6</property>
+                    <property name="margin-start">6</property>
+                    <property name="margin-end">6</property>
                     <child>
                       <object class="GtkBox" id="vbox2">
                         <property name="hexpand">1</property>