Value builtins -- implement `*-swap!` functionality for various values

[cipriancraciun]

Tasks

• implement variants:
  • [ ] (*-swap! left right)
  • [ ] (*-swap! left left-start right)
  • [ ] (*-swap! left left-start right right-start)
  • [ ] (*-swap! left left-start right right-start right-end)
• implement for:
  • [ ] arrays;
  • [ ] lists;
  • [ ] strings;
  • [ ] bytes;