net: phy: marvell: Replace mdelay() with msleep() in m88e1116r_config_init()

m88e1116r_config_init() is never called in atomic context.
It calls mdelay() to busily wait, which is not necessary.
mdelay() can be replaced with msleep().

This is found by a static analysis tool named DCNS written by myself.

Signed-off-by: Jia-Ju Bai <[e-mail]>
Reviewed-by: Andrew Lunn <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/phy/marvell.c

···
 	if (err < 0)
 		return err;
 
-	mdelay(500);
+	msleep(500);
 
 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 	if (err < 0)