Ignore flaky timer test

Author: KronicDeth

lumen_runtime/src/otp/erlang/tests/cancel_timer_2/with_reference_timer_reference/with_list_options/without_async/without_info/with_local_reference/with_timer/in_different_thread.rs

@@ -21,6 +21,7 @@ fn without_timeout_returns_milliseconds_remaining_and_does_not_send_timeout_mess
                 .expect("Timer could not be cancelled");
 
         assert!(milliseconds_remaining.is_integer());
+        // flaky
         assert!(process.integer(0).unwrap() < milliseconds_remaining);
         assert!(milliseconds_remaining <= process.integer(milliseconds / 2).unwrap());