Clean up style properties on hunk controls (#18639)

This PR removes some duplicate style properties on the hunk controls,
namely padding, border, and background color.

Release Notes:

- N/A

Danilo Leal committed 1y ago

dc85378b9679253c03d5a11a8c5f0f3ae0d641d7

Parent: 1e8297a

Committed by GitHub <noreply@github.com> on 10/3/2024, 2:23:56 PM