[Issue 22299] RedBlackTree.empty missing "const" annotation

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22299

Dennis <dkorpel at live.nl> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |dkorpel at live.nl
         Resolution|---                         |FIXED

--- Comment #1 from Dennis <dkorpel at live.nl> ---
Fixed by https://github.com/dlang/phobos/pull/7644

--