Doc: Add a documentation dependency to fix QDoc warnings about QtObject


Change-Id: I03ac77b63f72ff2da2e788ab535fa586e4a73cb8
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
commit0dbc76768d701d90f9c3a66803b5b048e6d18b93
parent40a613fd423968184367a9d5668071f8b74d1701
authorDavid Boddie <david.boddie@qt.io>
committerDavid Boddie <david.boddie@qt.io>
commit timeMon, 28 Sep 2026 08:18:51 +0000