2.2.2 Account Name and Secrets Manager lookup efficiency + Terraform and doc updates

What's Changed

• Update README.md - remove Terraform instruction from CloudFormation s… by @andrewcr7 in #58
• Improve terraform path module by @mukitaro in #62
• Update Lambda to not make API calls to Secrets Manager if secret is not configured. by @pbraz-aws in #74
• Issue 72 Fix Moving Account Name Lookup by @gdougaws in #78

New Contributors

• @mukitaro made their first contribution in #62
• @pbraz-aws made their first contribution in #74
• @gdougaws made their first contribution in #78

Full Changelog: 2.2.1...2.2.2