[MIPS] remove 2 select entries for VR41xx

This patch has removed 2 select entries for VR41xx.
These entries are selected in arch/mips/vr41xx/Kconfig.
Signed-off-by: NYoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/Kconfig

@@ -502,8 +502,6 @@ config DDB5477
 config MACH_VR41XX
 	bool "NEC VR4100 series based machines"
 	select SYS_HAS_CPU_VR41XX
-	select SYS_SUPPORTS_32BIT_KERNEL
-	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
 	select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config PMC_YOSEMITE