fix: requirements.txt to reduce vulnerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-URLLIB3-14192442
- https://snyk.io/vuln/SNYK-PYTHON-URLLIB3-14192443

Author: snyk-bot

requirements.txt

@@ -37,6 +37,6 @@ torch
 tqdm==4.57.0
 typing-extensions==3.7.4.3
 tzlocal==2.1
-urllib3==1.26.3
+urllib3==2.6.0
 Werkzeug==1.0.1
 zipp==3.4.0