deps(python): bump snakemake in /dependencies/python (#5874)

Bumps [snakemake](https://github.com/snakemake/snakemake) from 8.12.0 to 8.16.0.
- [Release notes](https://github.com/snakemake/snakemake/releases)
- [Changelog](https://github.com/snakemake/snakemake/blob/main/CHANGELOG.md)
- [Commits](snakemake/snakemake@v8.12.0...v8.16.0)

---
updated-dependencies:
- dependency-name: snakemake
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

dependencies/python/snakemake.txt

@@ -1 +1 @@
-snakemake==8.12.0
+snakemake==8.16.0