Increase test timeout next try

.config/nextest.toml

@@ -8,6 +8,8 @@ slow-timeout = { period = "60s", terminate-after = 2 }
 filter = """
 test(=zenoh_session_unicast) |
 test(=zenoh_session_multicast) |
+test(=transport_tcp_intermittent) |
+test(=transport_tcp_intermittent_for_lowlatency_transport) |
 test(=three_node_combination)
 """
 threads-required = 'num-cpus'

io/zenoh-transport/tests/unicast_intermittent.rs

@@ -42,7 +42,7 @@ use zenoh_transport::{
 
 const MSG_SIZE: usize = 8;
 const MSG_COUNT: usize = 100_000;
-const TIMEOUT: Duration = Duration::from_secs(3000);
+const TIMEOUT: Duration = Duration::from_secs(300);
 const SLEEP: Duration = Duration::from_millis(100);
 const USLEEP: Duration = Duration::from_millis(1);