fix: handle stale features to fix bug

[Lash-L]

Should fix home-assistant/core#180374

Basically, because device features are cached, we need to invalidate them as they break for some devices with our previous changes.

[codecov]

Codecov Report

❌ Patch coverage is 95.00000% with 2 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
roborock/device_features.py	80.00%	1 Missing and 1 partial ⚠️

Files with missing lines	Coverage Δ
tests/test_supported_features.py	100.00% <100.00%> (ø)
roborock/device_features.py	97.46% <80.00%> (-0.39%)	⬇️

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.