[Issue 23487] std.experimental.logger assigning FileLogger to sharedLog no longer works

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23487

--- Comment #4 from Bastiaan Veelo <Bastiaan at Veelo.net> ---
Atila has a PR for this, needs rebasing.
https://github.com/dlang/phobos/pull/8783.

--