[office-js-preview] (Outlook) Beta tag CustomProperties.getAll (#44987)
[office-js-preview] (Outlook) Beta tag CustomProperties.getAll (#44987)

* [office-js] [office-js-preview] (Outlook) Update AttachmentType.cloud description

* [office-js-preview] (Outlook) Beta tag CustomProperties.getAll
mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,markogresak/DefinitelyTyped,dsebastien/DefinitelyTyped