docs: clear up the image rendering issues in Zellij

docs/image-preview.md

@@ -57,7 +57,7 @@ Zellij currently only supports the Sixel graphics format, so you will need a ter
 Note that, the image rendering in Zellij has some performance issues, causing noticeable lagginess when quickly switching between images,
 and sometimes even [image tearing](https://github.com/zellij-org/zellij/issues/2576#issuecomment-1707107473).
 
-These issues won't be improved until Zellij [provides a passthrough mode](https://github.com/zellij-org/zellij/issues/775) or enhances Sixel rendering, if the image is a stronger need to you, consider running Yazi outside of Zellij or using Überzug++.
+These issues won't be improved until Zellij enhances it's Sixel implementation or [provides a passthrough mode](https://github.com/zellij-org/zellij/issues/775), if the image is a stronger need to you, consider running Yazi outside of Zellij or using Überzug++.
 
 ## Windows users {#windows}