I think somebody has been having fun with Wiki again.
Seems like a legitimate mistake but Kenny Omega isn't the Tyson Smith you are talking about.
https://m.sherdog.com/fighter/record/Tyson-Smith-22395
A few people have made this mistake. The real Tyson Smith actually has a lot in common with Kenny Omega because they both fight girls.
https://absolutemixedwrestling.com/pages/tyson-smith