Fix broken link in SUPPORT.md
Fix broken link in SUPPORT.md

[skip ci]

CausalityLtd/ponyc,boemmels/ponyc,Theodus/ponyc,boemmels/ponyc,kulibali/ponyc,Theodus/ponyc,Theodus/ponyc,kulibali/ponyc,kulibali/ponyc,ponylang/ponyc,sgebbie/ponyc,dipinhora/ponyc,cquinn/ponyc,kulibali/ponyc,sgebbie/ponyc,cquinn/ponyc,CausalityLtd/ponyc,jemc/ponyc,cquinn/ponyc,boemmels/ponyc,boemmels/ponyc,Praetonus/ponyc,boemmels/ponyc,dipinhora/ponyc,sgebbie/ponyc,jemc/ponyc,jemc/ponyc,ponylang/ponyc,Praetonus/ponyc,dipinhora/ponyc,Praetonus/ponyc,sgebbie/ponyc,ponylang/ponyc,Praetonus/ponyc,cquinn/ponyc,sgebbie/ponyc,Theodus/ponyc,CausalityLtd/ponyc,Theodus/ponyc