scsi: st: Add sysfs file position_lost_in_reset

scsi: st: Add sysfs file position_lost_in_reset

If the value read from the file is 1, reads and writes from/to the device
are blocked because the tape position may not match user's expectation
(tape rewound after device reset).

Signed-off-by: Kai Mäkisara <Kai.Makisara@kolumbus.fi>
Link: https://lore.kernel.org/r/20250201151106.25529-1-Kai.Makisara@kolumbus.fi
Reviewed-by: John Meneghini <jmeneghi@redhat.com>
Tested-by: John Meneghini <jmeneghi@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>