[office-runtime] Adding code owners to office-runtime (#40139)
[office-runtime] Adding code owners to office-runtime (#40139)

* Adding code owners

* Adding OfficeDev

* Fixing whitespace

* Removing whitespace

markogresak/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,dsebastien/DefinitelyTyped,dsebastien/DefinitelyTyped,mcliment/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped