net: hd64570: fix the comments style issue

Block comments use * on subsequent lines.
Block comments use a trailing */ on a separate line.

Signed-off-by: Peng Li <[e-mail]>
Signed-off-by: Guangbin Huang <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/wan/hd64570.c

···
 	sca_out(0x14, msci + TRC1, card); /* +1=TXRDY/DMA deactiv condition */
 
 /* We're using the following interrupts:
-   - TXINT (DMAC completed all transmisions, underrun or DCD change)
-   - all DMA interrupts
-*/
+ * - TXINT (DMAC completed all transmisions, underrun or DCD change)
+ * - all DMA interrupts
+ */
 	sca_set_carrier(port);
 
 	/* MSCI TX INT and RX INT A IRQ enable */