Changes to Create a new approval request

added the new config enum value to the approvalRequest/questions/items/type response property for the response status 201

added the new optional request property questions/items/config

the request property questions/items/label became optional

added the new config enum value to the request property questions/items/type

added the optional property approvalRequest/configState to the response with the 201 status

added the optional property approvalRequest/questions/items/config to the response with the 201 status

added the non-success response with the status 403

added the required property approvalRequest/approvalProgress to the response with the 201 status

added the required property approvalRequest/approvals to the response with the 201 status

added the new cancelled enum value to the approvalRequest/status response property for the response status 201

added the required property approvalRequest/resolutionReason to the response with the 201 status

added the media type application/json for the response with the status 201

added the media type application/json for the response with the status 400

endpoint added