[Issue 20257] Implement waitTimeout() in std.process

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20257

--- Comment #2 from Dlang Bot <dlang-bot at dlang.rocks> ---
dlang/phobos pull request #7528 "Issue 20257 - Add wait(Pid, Duration) for
windows" was merged into master:

- 0317d1d63b625d69c35060a6108ded418eab8815 by MoonlightSentinel:
  Issue 20257 - Add wait(Pid, Duration) for windows

  `wait(Pid, Duration)` allows to wait until the process terminates
  or the timeout expires.

  It's currently windows-only because a decent posix implementation
  is quite difficult and this allows us to sort out the API beforehand.

https://github.com/dlang/phobos/pull/7528

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