deps(python): bump snakemake in /dependencies/python (#5670)

Bumps [snakemake](https://github.com/snakemake/snakemake) from 8.11.4 to 8.11.6.
- [Release notes](https://github.com/snakemake/snakemake/releases)
- [Changelog](https://github.com/snakemake/snakemake/blob/main/CHANGELOG.md)
- [Commits](snakemake/snakemake@v8.11.4...v8.11.6)

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

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

dependencies/python/snakemake.txt

@@ -1 +1 @@
-snakemake==8.11.4
+snakemake==8.11.6