Add chszlablib to Science section

[schulzchristian]

Summary

This PR adds CHSZLabLib to the Science > Other subcategory.

CHSZLabLib is a unified Python interface providing access to 20 high-performance C++ graph algorithm libraries developed at Heidelberg University. It covers:

• Graph partitioning (KaHIP, Mt-KaHIP, KaMinPar, Mt-KaMinPar, KaFFPa)
• Community detection / graph clustering (VieClus, VieCut clustering)
• Minimum cuts and balanced cuts (VieCut, NOI minimum cuts)
• Maximum independent sets (KaMIS, OnlineMIS)
• Dynamic graph algorithms (DynKatz, DynTriangleCounting)
• And more specialized solvers

Key details:

• Wraps 350k+ lines of C++ behind a clean Python API
• MIT licensed
• pip installable (pip install chszlablib)
• Interoperates with NetworkX, NumPy, and SciPy
• Placed alphabetically before colour in the Other subcategory

[JinyangWang27]

@schulzchristian Thanks for your submission. However, this project does not meet our acceptance criteria:

Repository age: The repository was created 1 month ago. We require a minimum of 3 months (or 6 months for Hidden Gem submissions) to ensure project stability.

GitHub stars: 19 stars (minimum 100 required, or strong justification for Hidden Gem).

Please see our CONTRIBUTING.md for full requirements. You're welcome to resubmit once the project has matured and gained community traction.

[schulzchristian]

Thanks, will do!