Changes to Create customer request

added the non-success response with the status 422

added the optional property requestType/allOf[#/components/schemas/RequestTypeDTO]/canCreateRequest to the response with the 201 status

added the optional property requestType/allOf[#/components/schemas/RequestTypeDTO]/restrictionStatus to the response with the 201 status

added the optional property serviceDesk/allOf[#/components/schemas/ServiceDeskDTO]/projectTypeKey to the response with the 201 status

added the optional property summary to the response with the 201 status

added the new optional request property form

added the new optional request property isAdfRequest