deps(python): bump snakemake in /dependencies/python (super-linter#6067)

Bumps [snakemake](https://github.com/snakemake/snakemake) from 8.16.0 to 8.18.2.
- [Release notes](https://github.com/snakemake/snakemake/releases)
- [Changelog](https://github.com/snakemake/snakemake/blob/main/CHANGELOG.md)
- [Commits](snakemake/snakemake@v8.16.0...v8.18.2)

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

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

dependencies/python/snakemake.txt

@@ -1 +1 @@
-snakemake==8.16.0
+snakemake==8.18.2