Make Tuple ops dynamic only
Make Tuple ops dynamic only

While we transition from rewrite matches to staging, we should not be
dependent on rewrite methods for tuples. So for now, all tuple operations
are dynamic.

lampepfl/dotty,som-snytt/dotty,lampepfl/dotty,dotty-staging/dotty,lampepfl/dotty,lampepfl/dotty,sjrd/dotty,som-snytt/dotty,dotty-staging/dotty,dotty-staging/dotty,som-snytt/dotty,sjrd/dotty,sjrd/dotty,dotty-staging/dotty,sjrd/dotty,sjrd/dotty,dotty-staging/dotty,som-snytt/dotty,som-snytt/dotty,lampepfl/dotty