Description

With this PR it is possible to install oemof.solph==0.5.2.dev1 via poetry.

Fixes #158

Type of change

Please tick or delete options that are not relevant.

[x] Bug fix (non-breaking change which fixes an issue)
~[ ] New feature (non-breaking change which adds functionality)~
~[ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)~

Please tick or delete options that are not relevant.

~[ ] New and adjusted code is formatted using the pre-commit hooks~
~[ ] I have commented my code, particularly in hard-to-understand areas~
~[ ] I have made corresponding changes to the documentation~
~[ ] I have added tests that prove my fix is effective or that my feature works~
~[ ] New and existing unit tests pass locally with my changes~
~[ ] If new packages are needed, I added them the setup.py~
[x] I have added new features/fixes to the CHANGELOG
~[ ] I have added my name to AUTHORS~