crypto: twofish-x86_64-3way - select LRW and XTS

twofish-x86_64-3way uses functions from LRW and XTS modules, so selecting would
appear to be better option than using #ifdefs in twofish_glue_3way.c to
enable/disable LRW and XTS features.

This also fixes build problem when twofish-x86_64-3way would be build into
kernel but XTS/LRW are build as modules.
Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

crypto/Kconfig

@@ -876,6 +876,8 @@ config CRYPTO_TWOFISH_X86_64_3WAY
 	select CRYPTO_ALGAPI
 	select CRYPTO_TWOFISH_COMMON
 	select CRYPTO_TWOFISH_X86_64
+	select CRYPTO_LRW
+	select CRYPTO_XTS
 	help
 	  Twofish cipher algorithm (x86_64, 3-way parallel).