fix: requirements.txt to reduce vulnerabilities (#12)

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-JINJA2-9292516

Co-authored-by: snyk-bot <[email protected]>

Author: johnnyhuy

requirements.txt

@@ -29,7 +29,7 @@ isort==5.13.2
 jaraco.classes==3.4.0
 jaraco.context==5.3.0
 jaraco.functools==4.0.0
-Jinja2==3.1.3
+Jinja2==3.1.6
 keyring==25.1.0
 log-symbols==0.0.14
 markdown-it-py==3.0.0