[Snyk] Fix for 27 vulnerabilities

requirements.txt

@@ -2,3 +2,8 @@ tox
 black
 ruff
 poetry
+certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerability
+cryptography>=42.0.2 # not directly required, pinned by Snyk to avoid a vulnerability
+idna>=3.7 # not directly required, pinned by Snyk to avoid a vulnerability
+poetry-core>=1.1.0a7 # not directly required, pinned by Snyk to avoid a vulnerability
+requests>=2.31.0 # not directly required, pinned by Snyk to avoid a vulnerability