Update VERSION in preparation for 0.45.0 release
Update VERSION in preparation for 0.45.0 release

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