ata: pata_piccolo: 'ata_tosh_init()' is misnamed in its header

Fixes the following W=1 kernel build warning(s):

drivers/ata/pata_piccolo.c:87: warning: expecting prototype for ata_tosh_init(). Prototype was for ata_tosh_init_one() instead

Cc: Jens Axboe <[e-mail]>
Cc: Andre Hedrick <[e-mail]>
Cc: Hat Inc <[e-mail]>
Cc: [e-mail]
Signed-off-by: Lee Jones <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Jens Axboe <[e-mail]>

drivers/ata/pata_piccolo.c

···
 };
 
 /**
- *	ata_tosh_init		-	attach generic IDE
+ *	ata_tosh_init_one		-	attach generic IDE
  *	@dev: PCI device found
  *	@id: match entry
  *