[gitg] Adjust expander margins

[Jesse van den Kieboom <jessevdk src gnome org>]

commit c2282eb13ef80bcf4c4b90a8f064bdc42270639b
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Wed Dec 23 17:37:50 2015 +0100

    Adjust expander margins

 .../resources/ui/gitg-diff-view-commit-details.ui  |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgitg/resources/ui/gitg-diff-view-commit-details.ui 
b/libgitg/resources/ui/gitg-diff-view-commit-details.ui
index 4808fe3..a9a022e 100644
--- a/libgitg/resources/ui/gitg-diff-view-commit-details.ui
+++ b/libgitg/resources/ui/gitg-diff-view-commit-details.ui
@@ -186,7 +186,7 @@
         <property name="visible">True</property>
         <property name="can_focus">False</property>
         <property name="orientation">horizontal</property>
-        <property name="margin_start">6</property>
+        <property name="margin_start">3</property>
         <property name="margin_end">12</property>
         <property name="margin_bottom">6</property>
         <child>