Add new method for highlighting

[ahmedriad1]

Summary

Currently, we pass shouldShowSecondaryHighlight to the <QuranWord /> component if we want to highlight a line or a verse. This approach results in weird gaps between the highlights. This PR uses a different approach:

Excalidraw link

In short, this approach involves using an absolute <div> with the highlight color as the background. The complex logic above is used to position the highlight accurately behind the verse.

Screenshots

Before	After