crypto: nx - rename nx-842-crypto.c to nx-842.c

The last commit merged nx-842.c's code into nx-842-crypto.c.  It
did not rename nx-842-crypto.c to nx-842.c, in order to let the
patch more clearly show what was merged.  This just renames
nx-842-crypto.c to nx-842.c, with no changes to its code.
Signed-off-by: NDan Streetman <ddstreet@ieee.org>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/nx/Makefile

@@ -13,7 +13,7 @@ nx-crypto-objs := nx.o \
 obj-$(CONFIG_CRYPTO_DEV_NX_COMPRESS) += nx-compress.o nx-compress-platform.o
 obj-$(CONFIG_CRYPTO_DEV_NX_COMPRESS_PSERIES) += nx-compress-pseries.o
 obj-$(CONFIG_CRYPTO_DEV_NX_COMPRESS_POWERNV) += nx-compress-powernv.o
-nx-compress-objs := nx-842-crypto.o
+nx-compress-objs := nx-842.o
 nx-compress-platform-objs := nx-842-platform.o
 nx-compress-pseries-objs := nx-842-pseries.o
 nx-compress-powernv-objs := nx-842-powernv.o