Fix since for is_struct/2 (#9726)
Fix since for is_struct/2 (#9726)


kimshrier/elixir,ggcampinho/elixir,kelvinst/elixir,ggcampinho/elixir,elixir-lang/elixir,pedrosnk/elixir,michalmuskala/elixir,pedrosnk/elixir,kelvinst/elixir,kimshrier/elixir,joshprice/elixir