gpui: Align image sprites to whole pixels (#29227)

Similar to #15822, just applies the same fix to images as they are also
affected by the same issue.

Release Notes:

- N/A
6caf34ab7eMatin Aniss committed on 4/22/2025, 5:29:03 PM· committed by GitHubparent8607c7d
1 file changedLine totals unavailable