update email address

pavel@suse.cz no longer works, replace it with working address.

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/zh_CN/sparse.txt b/Documentation/zh_CN/sparse.txt
index 75992a6..cc144e5 100644
--- a/Documentation/zh_CN/sparse.txt
+++ b/Documentation/zh_CN/sparse.txt
@@ -22,7 +22,7 @@
 ---------------------------------------------------------------------
 
 Copyright 2004 Linus Torvalds
-Copyright 2004 Pavel Machek <pavel@suse.cz>
+Copyright 2004 Pavel Machek <pavel@ucw.cz>
 Copyright 2006 Bob Copeland <me@bobcopeland.com>
 
 使用 sparse 工具做类型检查