Add radio_frequency domain entity platform

[balloob]

Breaking change

Proposed change

Treat radio_frequency the same as infrared across entity state handling, icons, and scene filtering so it is excluded from dashboards and surfaces that already skip stateless trigger-style domains.

Backend PR:

• Add radio_frequency entity integration core#168447

Screenshots

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New feature (thank you!)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue or discussion:
• Link to documentation pull request:
• Link to developer documentation pull request:
• Link to backend pull request:

Checklist

• I understand the code I am submitting and can explain how it works.
• The code change is tested and works locally.
• There is no commented out code in this PR.
• I have followed the perfect PR recommendations
• Any generated code has been carefully reviewed for correctness and compliance with project standards.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

To help with the load of incoming pull requests:

• I have reviewed two other open pull requests in this repository.

[balloob]

@copilot use icon mdi:video-input-antenna

[Copilot]

@copilot use icon mdi:video-input-antenna

Done in 5c83f08 — replaced mdiRadioTower with mdiVideoInputAntenna for the radio_frequency domain icon.