Build: Bump zstandard from 0.18.0 to 0.19.0 in /python

Bumps [zstandard](https://github.com/indygreg/python-zstandard) from 0.18.0 to 0.19.0.
- [Release notes](https://github.com/indygreg/python-zstandard/releases)
- [Changelog](https://github.com/indygreg/python-zstandard/blob/main/docs/news.rst)
- [Commits](indygreg/python-zstandard@0.18.0...0.19.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

python/poetry.lock

@@ -55,7 +55,7 @@ pyyaml = "^6.0.0"
 pydantic = "^1.10.2"
 fsspec = "2022.8.2"
 
-zstandard = "^0.18.0"
+zstandard = ">=0.18,<0.20"
 
 pyarrow = { version = "^9.0.0", optional = true }