Fix profile ID validation

[johanstokking]

Summary

This fixes the profile ID validation.

Changes

Fix schema.json, additionalProperties was in the wrong place.

Checklist for Reviewers

• Title and description should be descriptive (Not just a serial number for example).
• profileIDs should not be vendorID and should be a unique value for every profile.
• All devices should be listed in the vendor's index.yaml file.
• Firmware versions can not be changed.
• At least 1 image per device and should be transparent.