Create verein360 application data endpoint

[f1sh1918]

Is your feature request related to a problem? Please describe.
As a verein360 user i want to be able to send application data from our system to the entitlementcard api

Describe the solution you'd like

• create a mutation that receives:
• personal data: name, surname, street, houseNr, postalCode, location, country, additionalAddressInformation, email, telephone (optional), dateOfBirth
• organization data: name, street, houseNr, postalCode, location, country
• contact person data(organization): name (incl. surname), email, telephone
• function data: responsibility, workSince, amountOfWork
• regionIdentier (customer will get a list postalCode -> regionIdentifier plz_ort_bayern.csv)
  https://github.com/digitalfabrik/entitlementcard/blob/main/backend/src/main/resources/import/plz_ort_bayern.csv

Infos: Types of the fields can be found in the database : applications->jsonValue

• Validation will be done in a separate ticket
• Endpoint protection will be done in a separate ticket (userRole, api token)

[dkehne]

function data: they should also deliver amountOfWork (number) so that the municipality can check if they really meet the requirements (>=5h work per week)