Should we update the [Personal Identifiers](https://standard.open-contracting.org/latest/es/guidance/map/organization_personal_identifiers/) worked example to also use the [partyScale](https://extensions.open-contracting.org/en/extensions/partyScale/master/) extension with the code 'selfEmployed'?
Should we update the Personal Identifiers worked example to also use the partyScale extension with the code 'selfEmployed'?