netdevsim: assume CONFIG_NET_DEVLINK is always enabled

Since commit f6b19b354d ("net: devlink: select NET_DEVLINK
from drivers") adds implicit select of NET_DEVLINK for
netdevsim, the code does not have to deal with the case
when CONFIG_NET_DEVLINK is not enabled. So remove the ifcase.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/netdevsim/Makefile

@@ -3,17 +3,13 @@
 obj-$(CONFIG_NETDEVSIM) += netdevsim.o
 
 netdevsim-objs := \
-	netdev.o \
+	netdev.o devlink.o fib.o \
 
 ifeq ($(CONFIG_BPF_SYSCALL),y)
 netdevsim-objs += \
 	bpf.o
 endif
 
-ifneq ($(CONFIG_NET_DEVLINK),)
-netdevsim-objs += devlink.o fib.o
-endif
-
 ifneq ($(CONFIG_XFRM_OFFLOAD),)
 netdevsim-objs += ipsec.o
 endif