NEXUS-817: add tests for retry on 5xx#238

pawel-kmiecik merged 16 commits intomainUnstructured-IO/unstructured-python-client:mainfrom

NEXUS-817/add-tests-for-retry-on-5xxUnstructured-IO/unstructured-python-client:NEXUS-817/add-tests-for-retry-on-5xxCopy head branch name to clipboard