Update CHANGELOG for PR #3591 [skip ci]
Update CHANGELOG for PR #3591 [skip ci]

ponylang/ponyc,jemc/ponyc,sgebbie/ponyc,sgebbie/ponyc,dipinhora/ponyc,sgebbie/ponyc,ponylang/ponyc,dipinhora/ponyc,dipinhora/ponyc,jemc/ponyc,ponylang/ponyc,sgebbie/ponyc,sgebbie/ponyc,jemc/ponyc