[Issue 21227] import(".\\file") doesn't work on Windows

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21227

--- Comment #6 from Dlang Bot <dlang-bot at dlang.rocks> ---
dlang/dmd pull request #11748 "E2E tests for issue 21227: import(".\file")
doesn't work on Windows" was merged into master:

- 5bee37fa5cf05a97b3d7ac0fdeb968fbb4db89b6 by Andrey Zherikov:
  E2E tests for issue 21227: import(".\file") doesn't work on Windows

https://github.com/dlang/dmd/pull/11748

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