Resolve "Clicking line anchor multiple times causes scroll position to over-correct"

What does this MR do?

Fixes odd scrolling behavior when clicking line number anchors in a file view.

Are there points in the code the reviewer needs to double check?

Why was this MR needed?

Screenshots (if relevant)

Before:

After:

Does this MR meet the acceptance criteria?

• Tests
  • All builds are passing
• Conform by the merge request performance guides
• Conform by the style guides
• Branch has no merge conflicts with master (if it does - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

Closes #27254 (closed)