Custom Warnings don't seem to do anything for Link Channels

Observed behaviour

Link channels have a seemingly useless setting.

Reproduction steps

Create a Link Channel
Edit the channel and set a custom warning on it
Click the link channel

Build information

Canary 765 (c6432f3), Host 0.0.213, Linux 7.0.4-100.fc43.x86_64 (x64), Electron 41.2.2, Chrome 146.0.7680.188, Node 24.14.1, Locale en-US

Platform

Linux

Details

Expected behaviour I'm not really sure. Either a warning should show, or the option to set a custom warning probably shouldn't exist for that channel type.