[SCSI] isci, firmware: Remove isci fallback parameter blob and generator

This parameter blob and generator program have been moved to the
linux-firmware.git repository.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
6 files changed