[Issue 14864] windows uninstall during installation pops up spurious warning

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14864

--- Comment #1 from Martin Nowak <c...@dawg.eu> ---
Seems like the uninstaller is called twice, first to uninstall dmd, then to
remove itself. That doesn't really seem necessary though.

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