This patch enables the Saitek HID quirk for the mode button of the Mad Catz
R.A.T.5 gaming mouse by adding the same quirk that's been neeeded for
preivous versions.

[jikos@kernel.org: update changelog a little bit]
Signed-off-by: Harald Brinkmann <hbrinkmann@braincalibration.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>