fix: requirements.txt to reduce vulnerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-URLLIB3-10390193
- https://snyk.io/vuln/SNYK-PYTHON-URLLIB3-10390194

Author: snyk-bot

requirements.txt

@@ -43,7 +43,7 @@ six>=1.16.0
 testresources>=2.0.1
 toml>=0.10.2
 typing-extensions>=4.7.1
-urllib3>=2.2.2
+urllib3>=2.5.0
 wily>=1.24.2
 xmltodict>=0.13.0
 h11>=0.16.0 # not directly required, pinned by Snyk to avoid a vulnerability