hwrng: via_rng - Support VIA Nano hardware RNG on X86_64 builds

Fix Kconfig to build via-rng.ko on X86_64 builds, as the VIA Nano
CPU supports x86_64, too.
Signed-off-by: Harald Welte <HaraldWelte@viatech.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/char/hw_random/Kconfig

@@ -88,7 +88,7 @@ config HW_RANDOM_N2RNG
 
 config HW_RANDOM_VIA
 	tristate "VIA HW Random Number Generator support"
-	depends on HW_RANDOM && X86_32
+	depends on HW_RANDOM && X86
 	default HW_RANDOM
 	---help---
 	  This driver provides kernel-side support for the Random Number