Bill Martell in his book Greco Roman Wrestling calls for little or no activity before competing. If your competing on Saturday for example, he'd recommend a short walk Thursday morning and no activity on Friday (except sauna if cutting weight). He's big on not burning glycogen in the days leading up competition.
Per his schedule, Wednesday is the last hard intensity training day.
Since I usually don't train on Fridays anyway, I'm adopting this approach this year. Not just avoiding training, but keeping all activity to a bare minimum on the day before the event.
That and arriving early enough to get in a good warmup at the event. There's nothing worse than competing without a proper warm up ...