scsi: ufs: core: Increase the UIC command timeout further

On my development board I observed that it can take a little longer than
two seconds before UIC completions are processed if the UART is enabled.
Hence this patch that increases the UIC command timeout upper limit
further.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20250508165411.3755300-1-bvanassche@acm.org


Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>