Revert "Force publish type cache if found in the MRO"
Revert "Force publish type cache if found in the MRO"

This reverts commit bde8d37980aac6207fe6ea9981212b01705c1e66.

This causes a 5% slowdown on running the spectest, which is a lot,
so reverting for now.

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