score: Use generic irq Kconfig

No functional change
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Acked-by: NChen Liqin <liqin.chen@sunplusct.com>

arch/score/Kconfig

 menu "Machine selection"
 
+config SCORE
+       def_bool y
+       select HAVE_GENERIC_HARDIRQS
+
 choice
 	prompt "System type"
 	default MACH_SPCT6600
@@ -65,9 +69,6 @@ menu "Kernel type"
 config 32BIT
 	def_bool y
 
-config GENERIC_HARDIRQS
-	def_bool y
-
 config ARCH_FLATMEM_ENABLE
 	def_bool y