phy: bcm-ns2-pcie: Set missing .owner field in ns2_pci_phy_ops

Add missing .owner field in ns2_pci_phy_ops, which is used for refcounting.
While at it, also makes ns2_pci_phy_ops const as it's never get modified.

Signed-off-by: Axel Lin <[e-mail]>
Reviewed-and-tested-by: Jon Mason <[e-mail]>
Reviewed-by: Pramod Kumar <[e-mail]>
Signed-off-by: Kishon Vijay Abraham I <[e-mail]>

drivers/phy/phy-bcm-ns2-pcie.c

···
 	return rc;
 }
 
-static struct phy_ops ns2_pci_phy_ops = {
+static const struct phy_ops ns2_pci_phy_ops = {
 	.init = ns2_pci_phy_init,
+	.owner = THIS_MODULE,
 };
 
 static int ns2_pci_phy_probe(struct mdio_device *mdiodev)