fix: requirements-dev.txt to reduce vulnerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-WHEEL-3180413
- https://snyk.io/vuln/SNYK-PYTHON-ZIPP-7430899

Author: snyk-io-eu[bot]

requirements-dev.txt

@@ -83,3 +83,4 @@ wheel==0.46.2
 # The following packages are considered to be unsafe in a requirements file:
 # pip
 # setuptools
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability