Fixes & Stability

What's Changed

• Fix: Some entities not showing up by @Robbe-B in #118
• Fix missing Start / Stop entities for m1 models by @Robbe-B in #119
• Improve stability climate entity by @Robbe-B in #120
• Add support for Ambient Hysteresis settings for M1 models by @Robbe-B in #121
• Update manifest.json by @Robbe-B in #122

Full Changelog: v0.5.5-beta...v0.5.6-beta