Remove a forgotten debug assert

The assert crashed the program when a race was detected because of
Issue #1

src/main.rs

@@ -208,7 +208,9 @@ fn main_loop(child: Pid, ptys: &Ptys) {
             std::process::exit(-1);
         }
 
-        assert!(res != Ok(2), "Race condition between stdio and stderr");
+        // Race condition, will just default to stderr unless kernel ordering is used
+        // --------------------------------------------------------------------------
+        //assert!(res != Ok(2), "Race condition between stdio and stderr");
 
         if unsafe{USE_KERNEL_ORDERING} {
             match handle_poll(