Update snakemake requirement from ==7.8.* to >=7.8,<7.10 (openproblems-bio#503)

Updates the requirements on [snakemake](https://github.com/snakemake/snakemake) to permit the latest version.
- [Release notes](https://github.com/snakemake/snakemake/releases)
- [Changelog](https://github.com/snakemake/snakemake/blob/main/CHANGELOG.md)
- [Commits](snakemake/snakemake@v7.8.0...v7.9.0)

---
updated-dependencies:
- dependency-name: snakemake
  dependency-type: direct:development
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

setup.py

@@ -23,7 +23,7 @@
     "anndata2ri==1.1.*",
 ]
 
-evaluate_requires = ["snakemake==7.8.*"]
+evaluate_requires = ["snakemake>=7.8,<7.10"]
 
 process_requires = ["numpyencoder==0.3.*"]