samples/bpf: fix spelling mistake: "revieve" -> "receive"

Trivial fix to spelling mistake in error message text
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

samples/bpf/cookie_uid_helper_example.c

@@ -246,7 +246,7 @@ static void udp_client(void)
 		recv_len = recvfrom(s_rcv, &buf, sizeof(buf), 0,
 			     (struct sockaddr *)&si_me, &slen);
 		if (recv_len < 0)
-			error(1, errno, "revieve\n");
+			error(1, errno, "receive\n");
 		res = memcmp(&(si_other.sin_addr), &(si_me.sin_addr),
 			   sizeof(si_me.sin_addr));
 		if (res != 0)