net: phy: fix switch vendor name

Fix vendor name in MV88E61xx option description.
Signed-off-by: NAnatolij Gustschin <agust@denx.de>
Reviewed-by: NChris Packham <judge.packham@gmail.com>
Tested-by: NChris Packham <judge.packham@gmail.com>
Acked-by: NJoe Hershberger <joe.hershberger@ni.com>

drivers/net/phy/Kconfig

@@ -46,7 +46,7 @@ config B53_PHY_PORTS
 endif # B53_SWITCH
 
 config MV88E61XX_SWITCH
-	bool "Marvel MV88E61xx Ethernet switch PHY support."
+	bool "Marvell MV88E61xx Ethernet switch PHY support."
 
 if MV88E61XX_SWITCH