tea-release.1.3.4: Session TTL bugfix

Fixes a bug where the SessionTTL parameter in the CloudFormation was no longer being respected and only the default of 7 day sessions was being used. Also includes regular dependency updates.

What's Changed

• PR-4061 Add TEA command line tool by @reweeden in #734
• Update isort config by @reweeden in #745
• Get session ttl from environment variable by @reweeden in #741
• PR-5371 Update all dependencies by @reweeden in #769
• Update dependencies by @reweeden in #774
• Allow floating points for session TTL by @reweeden in #776

Full Changelog: tea-release.1.3.3...tea-release.1.3.4