[Issue 21585] add __traits(totype, string) to convert mangled type string to an existing type

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21585

--- Comment #2 from Dlang Bot <dlang-bot at dlang.rocks> ---
@WalterBright created dlang/dlang.org pull request #2981 "fix Issue 21585 - add
__traits(totype, string)" fixing this issue:

- fix Issue 21585 - add __traits(totype, string)

https://github.com/dlang/dlang.org/pull/2981

--