net: dsa: ksz: Select KSZ protocol tag

KSZ protocol tag is needed by the KSZ DSA drivers.

Fixes: 0b9f9df ("dsa: Allow tag drivers to be built as modules")
Tested-by: Cristian Birsan <[email protected]>
Signed-off-by: Codrin Ciubotariu <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: codrin989

drivers/net/dsa/microchip/Kconfig

@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
 config NET_DSA_MICROCHIP_KSZ_COMMON
+	select NET_DSA_TAG_KSZ
 	tristate
 
 menuconfig NET_DSA_MICROCHIP_KSZ9477