termpty: Fix issue with exiting on *BSD's.

Noticable when the user had more than one tab and pressed ^D or exited their shell. Caused freeze up and lots of fd deletion errors in the console.

Note: This could potentially be an issue for *BSD's in the ecore?

src/bin/termpty.c

@@ -391,7 +391,6 @@ _fd_do(Termpty *ty, Ecore_Fd_Handler *fd_handler, Eina_Bool false_on_empty)
    // is closed ... but no longer just bsd's - i have seen this now on linux
    if (ty->pid == -1)
      {
-        ty->hand_fd = NULL;
         return ECORE_CALLBACK_CANCEL;
      }