fix: ansible/scripts/installer/requirements.txt to reduce vulnerabilities (#80)

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-URLLIB3-14896210

Co-authored-by: snyk-bot <snyk-bot@snyk.io>

Author: zeroc0d3

ansible/scripts/installer/requirements.txt

@@ -9,6 +9,6 @@ setuptools
 pip
 virtualenv
 docker-compose
-urllib3>=2.5.0 # not directly required, pinned by Snyk to avoid a vulnerability
+urllib3>=2.6.3 # not directly required, pinned by Snyk to avoid a vulnerability
 zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
 protobuf>=4.25.8 # not directly required, pinned by Snyk to avoid a vulnerability