net: phy: mscc: fix firmware paths

net: phy: mscc: fix firmware paths

[ Upstream commit 772b555f3f71bad710bb9ca29b8eaf1d69627a18 ]

The firmware paths for the VSC8584 PHYs not not contain the leading
'microchip/' directory, as used in linux-firmware, resulting in an
error when probing the driver. This patch fixes it.

Fixes: 8fa2bda53e3f ("net: phy: mscc: add support for VSC8584 PHY")
Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>