[gtk-doc] Add spaces around the | symbol in default flags params

[William Jon McCann <mccann src gnome org>]

commit 2f180c5372e1a81bf73418987f89fb0b121ddedd
Author: William Jon McCann <william jon mccann gmail com>
Date:   Wed Feb 12 18:22:14 2014 -0500

    Add spaces around the | symbol in default flags params
    
    This will allow it to be wrapped in docs.

 gtkdoc-scangobj.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtkdoc-scangobj.in b/gtkdoc-scangobj.in
index b4b17a7..d5aa0ba 100644
--- a/gtkdoc-scangobj.in
+++ b/gtkdoc-scangobj.in
@@ -1153,7 +1153,7 @@ describe_default (GParamSpec *spec)
             break;
 
           if (acc->len > 0)
-            g_string_append (acc, "|");
+            g_string_append (acc, " | ");
           g_string_append (acc, value->value_name);
 
           default_value &= ~value->value;