ata: pata_macio: Fix compilation warning

Change the debug print format for the PIO, MWDMA and UDMA masks from
long to int to match the new type used for these fields in struct
ata_port_info.

Fixes: f0a6d77b ("ata: make transfer mode masks *unsigned int*")
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>