[gitg] Don't make preferences window resizable

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

commit 1cbbcef28164e4f1a62da6376cddea1fddaae3f8
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Dec 14 10:52:22 2014 -0500

    Don't make preferences window resizable
    
    There's no scrollable content, so no reason to make the dialog
    resizable.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=741514

 gitg/resources/ui/gitg-preferences.ui |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/gitg/resources/ui/gitg-preferences.ui b/gitg/resources/ui/gitg-preferences.ui
index a9201fa..bf0c1a2 100644
--- a/gitg/resources/ui/gitg-preferences.ui
+++ b/gitg/resources/ui/gitg-preferences.ui
@@ -4,8 +4,7 @@
   <object class="GitgPreferencesDialog" id="preferences">
     <property name="can_focus">False</property>
     <property name="border_width">5</property>
-    <property name="default_width">400</property>
-    <property name="default_height">500</property>
+    <property name="resizable">False</property>
     <property name="type_hint">dialog</property>
     <property name="border_width">0</property>
     <property name="use_header_bar">1</property>