Fix parsing of Unicode brackets in interpolation
Fix parsing of Unicode brackets in interpolation

Add them as a possibility in postcircumfix bracket ending check.

Will be a fix for #2825 when tests are added.

tbrowder/rakudo,MasterDuke17/rakudo,salortiz/rakudo,nbrown/rakudo,salortiz/rakudo,softmoth/rakudo,MasterDuke17/rakudo,nbrown/rakudo,labster/rakudo,labster/rakudo,rakudo/rakudo,tony-o/rakudo,tony-o/rakudo,nbrown/rakudo,tony-o/rakudo,softmoth/rakudo,salortiz/rakudo,labster/rakudo,MasterDuke17/rakudo,nbrown/rakudo,softmoth/rakudo,rakudo/rakudo,labster/rakudo,labster/rakudo,labster/rakudo,tbrowder/rakudo,nbrown/rakudo,rakudo/rakudo,rakudo/rakudo,softmoth/rakudo,salortiz/rakudo,MasterDuke17/rakudo,tbrowder/rakudo,tbrowder/rakudo,nbrown/rakudo,rakudo/rakudo,tony-o/rakudo,tbrowder/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,tony-o/rakudo,salortiz/rakudo,softmoth/rakudo,tony-o/rakudo,rakudo/rakudo,salortiz/rakudo,MasterDuke17/rakudo