net: mscc: Move ocelot_switch to mscc_eswitch folder

Move file ocelot_switch to mscc_eswitch to prepare to add
new net drivers for other MSCC SoCs.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 39ce4e8..6a57028 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -432,12 +432,7 @@
 	  This driver implements support for the Socionext AVE Ethernet
 	  controller, as found on the Socionext UniPhier family.
 
-config MSCC_OCELOT_SWITCH
-	bool "Ocelot switch driver"
-	depends on DM_ETH && ARCH_MSCC
-	select PHYLIB
-	help
-	  This driver supports the Ocelot network switch device.
+source "drivers/net/mscc_eswitch/Kconfig"
 
 config ETHER_ON_FEC1
 	bool "FEC1"