[SCSI] qla4xxx: update copyrights in LICENSE.qla4xxx

Signed-off-by: NVikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: NJames Bottomley <JBottomley@Parallels.com>

Documentation/scsi/LICENSE.qla4xxx

-Copyright (c) 2003-2011 QLogic Corporation
+Copyright (c) 2003-2012 QLogic Corporation
 QLogic Linux iSCSI Driver
 
 This program includes a device driver for Linux 3.x.