Carrie Coon, star of Ghostbusters: Afterlife, is in on the joke.

Source: https://comicbook.com/tv-shows/news/carrie-coon-responds-to-fan-saying-she-looks-like-star-wars-ahsokas-anakin-skywalker-cgi/

The next chapter in the Spengler family story will also feature the return of the main cast, including Carrie Coon, Paul Rudd, and Mckenna Grace, who was the first cast member to confirm her return.

Source: https://www.comingsoon.net/movies/news/1393246-ghostbusters-afterlife-sequel-trailer-release-date-set-by-sony

Though Weaver doesn't look to be appearing, most of the cast of Ghostbusters: Afterlife will be back for the yet-to-be-named including Mckenna Grace, Finn Wolfhard, Logan Kim, Celeste O'Connor, Carrie Coon, Paul Rudd, Ernie Hudson, and William Atherton.

Source: https://comicbook.com/movies/news/ghostbusters-star-sigourney-weaver-not-returning-afterlife-sequel/