ARC: [kbuild] Include Kconfig.binfmt

commit "fs: make binfmt support for #! scripts modular and removable"
made support for #!scripts optional - thus need to include the Kconfig
file to get all relevant BINFMT_*
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

arch/arc/Kconfig

@@ -61,9 +61,6 @@ config GENERIC_CALIBRATE_DELAY
 config GENERIC_HWEIGHT
 	def_bool y
 
-config BINFMT_ELF
-	def_bool y
-
 config STACKTRACE_SUPPORT
 	def_bool y
 	select STACKTRACE
@@ -439,6 +436,10 @@ config ARC_BUILTIN_DTB_NAME
 
 source "kernel/Kconfig.preempt"
 
+menu "Executable file formats"
+source "fs/Kconfig.binfmt"
+endmenu
+
 endmenu	 # "ARC Architecture Configuration"
 
 source "mm/Kconfig"