[BUG] at the newest steampreview client,the plugin's ui does not display properly

[pgs666]

Please confirm

• [ ] I have searched existing issues
• [X] This issue is not a duplicate of an existing one
• [X] I have checked the common issues section in the readme file
• [X] I have attached logs to this bug report (failure to include logs will mean your issue will not be responded too).

Bug Report Description

When I open the side panel and launch some plugin, the plugin ui doesn't look normal, like this my decky-loader version is v2.6.1-pre2 and my steam client version is 1677204767

Expected Behaviour

it should be

SteamOS version

Steam OS 3.4.5 Preview

Selected Update Channel

Prerelease

Have you modified the read-only filesystem at any point?

No response

Logs

deckylog.txt

[TrainDoctor]

Duplicate of #380.