build(deps): bump pycryptodomex from 3.9.8 to 3.19.1 in /test/py

Bumps [pycryptodomex](https://github.com/Legrandin/pycryptodome) from 3.9.8 to 3.19.1.
- [Release notes](https://github.com/Legrandin/pycryptodome/releases)
- [Changelog](https://github.com/Legrandin/pycryptodome/blob/master/Changelog.rst)
- [Commits](https://github.com/Legrandin/pycryptodome/compare/v3.9.8...v3.19.1)

---
updated-dependencies:
- dependency-name: pycryptodomex
  dependency-type: direct:production
...

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