net: ti: icssg-prueth: add missing deps

Add missing dependency on NET_SWITCHDEV.

Fixes: abd5576b ("net: ti: icssg-prueth: Add support for ICSSG switch firmware")
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
Reviewed-by: MD Danish Anwar <danishanwar@ti.com>
Link: https://patch.msgid.link/20240708-net-deps-v2-1-b22fb74da2a3@baylibre.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/ti/Kconfig

@@ -188,6 +188,7 @@ config TI_ICSSG_PRUETH
 	select TI_ICSS_IEP
 	select TI_K3_CPPI_DESC_POOL
 	depends on PRU_REMOTEPROC
+	depends on NET_SWITCHDEV
 	depends on ARCH_K3 && OF && TI_K3_UDMA_GLUE_LAYER
 	depends on PTP_1588_CLOCK_OPTIONAL
 	help