[Follow-up to #3071] Bookmark scrolling should be more smooth

[srirambv]

Description:

[Follow-up to #3071] Bookmark scrolling should be more smooth

Steps to Reproduce

1. Install 1.23(21.2.12.5)
2. Add insane amount of bookmarks
3. Try scrolling through the list

Actual result:
Little jankiness while scrolling

Expected result:
Smooth scrolling

Reproduces how often: [Easily reproduced, Intermittent Issue]
Easy

Brave Version:
1.23(21.2.12.5)

Device details:
All

Website problems only:

• did you check with Brave Shields down? NA
• did you check in Safari/Firefox (WkWebView-based browsers)? NA

Additional Information