Quick bar: new design and area search

[wendevlin]

Proposed change

• Quick bar
  • use ha-picker-combo-box with sections
  • introduce mod/ctrl + K to open global search
  • add areas
  • split up commands and navigation
• Shortcuts dialog
  • add global search
  • migrate to ha-wa-dialog - to prevent quickbar overlays it when clicked via the ha-tip
• adaptive dialog: allow to set whole header slot
• moved area_registry into data/area/area_registry

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

Example configuration

Additional information

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

Checklist

• The code change is tested and works locally.
• There is no commented out code in this PR.
• Tests have been added to verify that the new code works.

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

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