Reproduction steps:
1. Create a new Universal 2D project
2. Create a Sprite GameObject (Create > 2D > Sprites)
3. Select newly created Sprite
4. Press “Open Sprite Editor” button in the Inspector
5. Press “Toggle Sprite Editor locks.” on the top toolbar of Sprite Editor window and observe the dropdown

Actual result: “Toggle Sprite Editor locks.” dropdown has big empty space at its bottom
Expected result: “Toggle Sprite Editor locks.” dropdown size is as big as the amount of items in it

Reproducible with: 6000.2.9f1, 6000.3.0b7, 6000.4.0a3
Couldn’t reproduce with: 2021.3.58f1, 2022.3.68f1, 6000.0.60f1 (No “Toggle Sprite Editor locks.” dropdown)
Reproduced on: Windows 11, macOS Sequoia 15.4 (M4)