Revert "Improve perf for Integer.gcd (#10571)" (#10572)
Revert "Improve perf for Integer.gcd (#10571)" (#10572)

This reverts commit cdf53ca731f6967b67671c352d3cb105c54912a5.
pedrosnk/elixir,kimshrier/elixir,joshprice/elixir,ggcampinho/elixir,pedrosnk/elixir,elixir-lang/elixir,kimshrier/elixir,kelvinst/elixir,michalmuskala/elixir,ggcampinho/elixir,kelvinst/elixir