This diff introduces changes to the `getAWSRegion()` function to parse `~/.aws/credentials` for a `region` parameter to omit using second config `~/.aws/config`. The function uses a same approach as a `ConfigManager`.
The full context is available in [[ https://linear.app/comm/issue/ENG-742/parse-aws-credentials-file-to-not-use-config-for-region-in-services | ENG-742 task ]].