Older firmware versions do not encrypt the payload.

Tested to work with C110 hw 2.0 fw 1.3.7 Build 230823 Rel.57279n(5553)

---------

Co-authored-by: Teemu R. <tpr@iki.fi>

Required for #1419 and #1418

Add S220 (hub-connected) fixture, thanks to @chrisnewmanuk.

Drafted as requires adding `subg.plugswitch.switch` as a supported child
device category.

ref
home-assistant/core#133973 (comment)

Instead of simply displaying the enum value, use repr to get a nicer
output for the cli.
Was: `Error (vacuum_error): 14`
Now: `Error (vacuum_error): <ErrorCode.DustBinRemoved: 14>`

## [0.9.1](https://github.com/python-kasa/python-kasa/tree/0.9.1) (2025-01-06)

[Full Changelog](0.9.0...0.9.1)

**Release summary:**

- Support for hub-attached wall switches S210 and S220
- Support for older firmware on Tapo cameras
- Bugfixes and improvements

**Implemented enhancements:**

- Add support for Tapo hub-attached switch devices [\#1421](#1421) (@sdb9696)
- Use repr\(\) for enum values in Feature.\_\_repr\_\_ [\#1414](#1414) (@rytilahti)
- Update SslAesTransport for older firmware versions [\#1362](#1362) (@sdb9696)

**Fixed bugs:**

- T310 not detected with H200 Hub [\#1409](#1409)
- Backoff after xor timeout and improve error reporting [\#1424](#1424) (@bdraco)
- Fix incorrect obd src echo [\#1412](#1412) (@rytilahti)
- Handle smartcam partial list responses [\#1411](#1411) (@sdb9696)

**Added support for devices:**

- Add S220 fixture [\#1419](#1419) (@rytilahti)
- Add S210 fixture [\#1418](#1418) (@rytilahti)

**Documentation updates:**

- Improve exception messages on credential mismatches [\#1417](#1417) (@rytilahti)

**Project maintenance:**

- Add C210 2.0 1.3.11 fixture [\#1406](#1406) (@sdb9696)
- Add HS210\(US\) 3.0 1.0.10 IOT Fixture [\#1405](#1405) (@ZeliardM)
- Change smartcam detection features to category config [\#1402](#1402) (@sdb9696)