Changes to List Folder Contents

the security scope lucidchart.document.app.folder was added to the endpoint's security scheme OAuth2

the security scope lucidscale.document.app.folder was added to the endpoint's security scheme OAuth2

the security scope lucidspark.document.app.folder was added to the endpoint's security scheme OAuth2

added the new optional query request parameter filter

added the required property items/accountId to the response with the 200 status