crypto: arm/poly1305 - add missing MODULE_DESCRIPTION() macro

With ARCH=arm, make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/arm/crypto/poly1305-arm.o

Add the missing invocation of the MODULE_DESCRIPTION() macro.
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

arch/arm/crypto/poly1305-glue.c

@@ -267,6 +267,7 @@ static void __exit arm_poly1305_mod_exit(void)
 module_init(arm_poly1305_mod_init);
 module_exit(arm_poly1305_mod_exit);
 
+MODULE_DESCRIPTION("Accelerated Poly1305 transform for ARM");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS_CRYPTO("poly1305");
 MODULE_ALIAS_CRYPTO("poly1305-arm");