wireguard: mark as Tech Preview

JIRA: https://issues.redhat.com/browse/RHEL-74327
Upstream status: RHEL only

WireGuard is Tech Preview in RHEL 10.0.

Signed-off-by: Hangbin Liu <haliu@redhat.com>

Author: Hangbin Liu

drivers/net/wireguard/main.c

@@ -54,6 +54,7 @@ static int __init wg_mod_init(void)
 	pr_info("WireGuard " WIREGUARD_VERSION " loaded. See www.wireguard.com for information.\n");
 	pr_info("Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.\n");
 
+	mark_tech_preview("WireGuard", THIS_MODULE);
 	return 0;
 
 err_netlink: