crypto: powepc/sha1 - remove unneeded semicolon

Eliminate the following coccicheck warning:
./arch/powerpc/crypto/sha1-spe-glue.c:110:2-3: Unneeded semicolon
Reported-by: NAbaci Robot <abaci@linux.alibaba.com>
Signed-off-by: NYang Li <yang.lee@linux.alibaba.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

arch/powerpc/crypto/sha1-spe-glue.c

@@ -107,7 +107,7 @@ static int ppc_spe_sha1_update(struct shash_desc *desc, const u8 *data,
 
 		src += bytes;
 		len -= bytes;
-	};
+	}
 
 	memcpy((char *)sctx->buffer, src, len);
 	return 0;