[pychess] Fix typo in prerel definition

[Bruno Wolff III]

commit 6a9c926bdd33e302b917426061bc742f2a50aa8a
Author: Bruno Wolff III <bruno at wolff.to>
Date:   Sat Oct 29 04:33:27 2011 -0500

    Fix typo in prerel definition

 pychess.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/pychess.spec b/pychess.spec
index 487b9fe..bd4cbc0 100644
--- a/pychess.spec
+++ b/pychess.spec
@@ -3,7 +3,7 @@
 %endif
 
 Name:           pychess
-%global:        prerel        beta2
+%global         prerel        beta2
 Version:        0.10.1
 Release:        0.1.%{prerel}%{?dist}
 Summary:        Chess game for GNOME