Second step of moving to internal functions

[Snuffy2]

The next PR based on #394

Breaking change

Please do not merge this into main/master. Maybe into a beta branch for those who'd like to help or test?

Functionality in this PR

• Move input_boolean helper entities to switch entities
• Move input_number to number entities
• Move input_datetime to datetime or time entities

To Do before this PR is ready

• Add button entity to reset
• Build Code Slot active logic
• Store coordinator data to disk and restore on HA restart

To Do in future PRs

• Add boltchecked lock entity (or other approach for this)
• Add auto-lock timer entity
• Move applicable automations and scripts to listeners
• Ensure new and change configurations work properly
• Rebuild lovelace code generator
• Figure out if there is anyway to migrate from the current version to this one or if it will require a remove/reinstall

Type of change

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

Additional information

• This PR is related to issue: [Feature Request] Move automations, scripts and helper entities to internal integration functions #393