Add live E2E coverage for policies, rules, and lists#471

pengfeiye merged 3 commits intomainnylas/nylas-python:mainfrom

TA-3720-create-e-2-e-test-for-rule-policies-list-for-python-sdknylas/nylas-python:TA-3720-create-e-2-e-test-for-rule-policies-list-for-python-sdkCopy head branch name to clipboard