feat(client): improve retry behaviour (#6)

Author: stainless-bot

requirements-dev.lock

@@ -41,7 +41,6 @@ pyright==1.1.332
 pytest==7.1.1
 pytest-asyncio==0.21.1
 python-dateutil==2.8.2
-pytz==2023.3.post1
 respx==0.19.2
 rfc3986==1.5.0
 ruff==0.0.282