Remove non-sanity REPL tests
Remove non-sanity REPL tests

These are NOT part of 6.c-errata and were moved to Rakudo's test suite:
https://github.com/rakudo/rakudo/commit/ffd87fe5f8

The reason is the output contains some auxiliary messages
(e.g. "Install Readline.. etc") and we shouldn't spec those, yet
they're hard to tease out from the rest of the output.

bitrauser/roast,perl6/roast,bitrauser/roast,dogbert17/roast,dogbert17/roast