Add s5e device and product data examples

[allenporter]

These are not used in any tests, but saved for future use. They are parsed as part of the mock data loading module to verify they are correct, but then not used.

[Copilot]

Pull request overview

This PR adds test data files for the Roborock S5 Max (S5E model) device. The files contain product schema definitions and device state examples that will be parsed as part of the mock data loading module to verify correctness, though they are not currently used in active tests.

• Adds product schema definition with 17 device capabilities/properties
• Adds device state example with realistic status values

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
tests/testdata/home_data_product_s5e.json	Product schema definition for roborock.vacuum.s5e model with standard vacuum capabilities including RPC, error codes, state, battery, fan power, water box mode, brush/filter life indicators, and various task/status events
tests/testdata/home_data_device_s5e.json	Device instance example for S5E with device metadata, Tuya integration details, and current device status values that reference the product schema IDs

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