[damned-lies] Fixed bad search field in Category admin

[Claude Paroz <claudep src gnome org>]

commit 3e703a0e88fa2c922a43b4a01d3a9d0a941648d1
Author: Claude Paroz <claude 2xlibre net>
Date:   Mon Mar 7 15:01:57 2016 +0100

    Fixed bad search field in Category admin

 stats/admin.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/stats/admin.py b/stats/admin.py
index 787efac..048c25d 100644
--- a/stats/admin.py
+++ b/stats/admin.py
@@ -122,7 +122,7 @@ class CategoryInline(admin.TabularInline):
     extra = 1
 
 class CategoryAdmin(admin.ModelAdmin):
-    search_fields = ('name', 'branch__module__name')
+    search_fields = ('name__name', 'branch__module__name')
 
 class ReleaseAdmin(admin.ModelAdmin):
     list_display = ('name', 'status', 'weight', 'string_frozen')