Delete old structure and references

models/application/applicant-contact-info.yml

models/application/applicant-organization.yml

models/application/applicant-person.yml

models/application/applicant.yml

models/application/document.yml

models/application/metadata-no-id.yml

models/application/metadata.yml

models/application/payment-info.yml

models/application/public-service-type.yml

models/application/schema.yml

models/common/address-international.yml

models/common/address-national.yml

models/common/address-postbox.yml

models/common/authentification-info.yml

models/common/base64.yml

models/common/base64url.yml

models/common/fim-id.yml

models/common/identifier.yml

models/common/individual.yml

models/common/jwe.yml