Hidden DLCs are not displayed in 'related apps' tab

[nisehime]

• Browser name and version: any
• Device (mobile or desktop): any
• Page where the issue happens:
  https://steamdb.info/app/2956320/linked/
  https://steamdb.info/app/1086940/linked/
  https://steamdb.info/app/1086940/dlc/

Describe the bug

Baldur's Gate 3 reference a DLC in its depots, this referenced DLC is shown in DLC tab of the main app, but if you open that DLC appid page it has no mention of being referenced by BG3 anywhere. 'Related apps' on BG3 page also doesn't have this DLC listed.