Pysmartthings

- Add Three Axis capability and well-known device attribute.
- Updates `apply_attribute_update` to accept `unit` and `data`

- Fix unawaited coroutine in set_air_conditioner_mode.

- Adds support and well-known attributes/methods for the following capabilities: `demandResponseLoadControl`, `execute`, `ocf`, and `powerConsumptionReport` found in Samsung Air Conditioners.
- Update test dependencies

Patch release to address an issue in `OAuthToken.refresh` that rendered it unusable.

Adds improvements to `APIResponseError`:
- Provides access to the raw error data returned from the cloud
- Introduces sugar to determine if the error is due to an issue with a webhook target (`is_target_error()`)

Version 0.6.1 contains several new features and bug fixes. No breaking changes.

1. Added legacy/deprecated `thermostat` capability to inventory
2. Well-known attributes and device command methods for thermostat, lock, door, and window shades.
3. Added ability to generate a new app client id and secret pair.
4. Improved accessibility of the refresh token generation method.
5. Additional minor bug-fixes