[SCSI] ips: Update version information

This patch just makes the version number in ips.c and ips.h consistent. It
seems that this has been forgotten in a60768e2.

It also removes code duplication, each number is now only once in the code to
avoid similar errors in the future.

Signed-off-by: Bernhard Walle <bwalle@suse.de>
Acked-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>