Nums that are close to each other remain distinct when put in sets
Nums that are close to each other remain distinct when put in sets

Part of RT#132330: https://rt.perl.org/Ticket/Display.html?id=132330
Fix:  https://github.com/MoarVM/MoarVM/commit/067c0594103a025
      https://github.com/MoarVM/MoarVM/commit/8841c4241b4faa8
      https://github.com/MoarVM/MoarVM/commit/af2eb8a7f7d4344
      https://github.com/MoarVM/MoarVM/commit/4d3fc2818d0032b
      https://github.com/rakudo/rakudo/commit/8422d7b4e23678b
      https://github.com/rakudo/rakudo/commit/a2a2a745c4242d1

perl6/roast,dogbert17/roast,dogbert17/roast