fix: actions/requirements-actions.txt to reduce vulnerabilities

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

Author: snyk-bot

actions/requirements-actions.txt

@@ -8,3 +8,4 @@ pandas>=0.25.0
 algoliasearch>=2.0,<3.0
 spacy~=2.2.4
 python-dotenv~=0.15.0
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability