As part of the ongoing effort to deprecate and eventually remove xmodule,
we’ve started gradually migrating the necessary code files from xmodule
to more appropriate locations within the codebase.
Ticket: https://github.com/openedx/public-engineering/issues/445
Also: this tweaks importlinter ignores & add follow-up issue links
Co-authored-by: Kyle McCormick <kyle@axim.org>