Make distinct/dedupe/interpose transducer tests play nicely with new reporting
Fix interaction between (which introduced new transducers) and (which improved transducer tests) to improve test reporting for these new transducer arities as well.
Note from Alex M: I goofed these while rebasing after went in.
Screened by: Alex Miller
My fault in the integration process! We'll try to get it fixed in 1.7. Thanks...