[PATCH] aoe [3/3]: update version to 22

Increase version number to 22.
Signed-off-by: "Ed L. Cashin" <ecashin@coraid.com>

drivers/block/aoe/aoe.h

 /* Copyright (c) 2004 Coraid, Inc.  See COPYING for GPL terms. */
-#define VERSION "21"
+#define VERSION "22"
 #define AOE_MAJOR 152
 #define DEVICE_NAME "aoe"