phy: mvebu-cp110-comphy: fix spelling in structure name

Rename the mvebu_comhy_conf structure to be mvebu_comphy_conf, which is
probably what the original author meant.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>