[BUG] New design images - dark/light

[Tymmmy]

Steps to reproduce

1. Go to the new design login page for example
2. Switch between dark and light mode
3. Not every image will switch directly to the dark/light version

Expected result

When switching between dark and light themes, the images should switch without a glitch to the dark or light version.

Actual result

Sometime you have light image in dark theme, and vice versa

Screenshots or videos

Additional context

No response

Operating system

macOS

Operating system version

No response

Browsers

Chrome

Browser version

No response