Changes to Add a user to a company

removed the required property role from the response with the 200 status

the response property role became nullable for the status 200

removed the enum value COMPANY_OWNER of the request property role

removed the enum value EMPLOYEE of the request property role

removed the enum value RETRACED_ADMIN of the request property role

removed the enum value RETRACED_CUSTOMER_SUCCESS of the request property role

removed the enum value RETRACED_MARKETING of the request property role

removed the enum value RETRACED_PRODUCT_DEVELOPMENT of the request property role

removed the enum value RETRACED_SALES of the request property role

the role request property's minLength was increased from 0 to 1