Remove speleolontra/daikin_residential_altherma

[jwillemsen]

Checklist

• [x] I've read the publishing documentation.
• [ ] I've added the HACS action to my repository.
• [ ] (For integrations only) I've added the hassfest action to my repository.
• [ ] The actions are passing without any disabled checks in my repository.
• [ ] I've added a link to the action run on my repository below in the links section.
• [ ] I've created a new release of the repository after the validation actions were run successfully.

Links

Link to current release: <> Link to successful HACS action (without the ignore key): <> Link to successful hassfest action (if integration): <>