Yep. It’s currently at $1AUD to $.73USD.
Mostly. Things are still slightly cheaper than if you pay in USD.
Edit:
The official post, for the curious.
https://us.forums.blizzard.com/en/wow/t/upcoming-australian-dollar-aud-price-changes-for-world-of-warcraft-subscriptions-game-time-and-wow-tokens/716670