Makefile: fix menuconfig dependency [1/1]

PD#SWPL-66582

Problem:
fix menuconfig dependency

Solution:
fix menuconfig dependency

Verify:
ad409_a113l

Signed-off-by: Kelvin Zhang <kelvin.zhang@amlogic.com>
Change-Id: Iff19245843545980e1ad9498501d90ae9aaef511
diff --git a/Makefile b/Makefile
index 65e7abe..e3f50f2 100755
--- a/Makefile
+++ b/Makefile
@@ -269,7 +269,7 @@
 	fi
 
 .PHONY: menuconfig
-menuconfig: $(kernel_BUILD_DIR)
+menuconfig: toolchain $(kernel_BUILD_DIR)
 	@ cmake --build $(kernel_BUILD_DIR) --target $@
 
 .PHONY: flash