[Issue 21810] Check for sortedness in `merge` must not use `==`

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21810

Dlang Bot <dlang-bot at dlang.rocks> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |pull

--- Comment #1 from Dlang Bot <dlang-bot at dlang.rocks> ---
@a-ludi updated dlang/phobos pull request #7928 "Check for sortedness must not
use `==`" fixing this issue:

- Fix issue 21810: Check for sortedness must not use `==`

https://github.com/dlang/phobos/pull/7928

--