examples/vhost_crypto: add new line character in usage

[ upstream commit 854dbee ]

Add new line character(\n) in the usage of vhost_crypto example for
better readability

Fixes: 709521f ("examples/vhost_crypto: support multi-core")

Signed-off-by: Ibtisam Tariq <ibtisam.tariq@emumba.com>
Reviewed-by: David Marchand <david.marchand@redhat.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>

examples/vhost_crypto/main.c

@@ -194,7 +194,7 @@ vhost_crypto_usage(const char *prgname)
 {
 	printf("%s [EAL options] --\n"
 		"  --%s <lcore>,SOCKET-FILE-PATH\n"
-		"  --%s (lcore,cdev_id,queue_id)[,(lcore,cdev_id,queue_id)]"
+		"  --%s (lcore,cdev_id,queue_id)[,(lcore,cdev_id,queue_id)]\n"
 		"  --%s: zero copy\n"
 		"  --%s: guest polling\n",
 		prgname, SOCKET_FILE_KEYWORD, CONFIG_KEYWORD,