[Issue 19716] activate and activate.fish scripts do not add MANPATH

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19716

--- Comment #2 from Dlang Bot <dlang-bot at dlang.rocks> ---
@bolry created dlang/installer pull request #367 "Issue 19716 Add MANPATH to
activate(.fish)" mentioning this issue:

- Issue 19716 Add MANPATH to activate(.fish)

https://github.com/dlang/installer/pull/367

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