How to reproduce:
1. Open the attached “IN-98544” project
2. Open the “SampleScene“
3. In the Hierarchy window, select “Canvas” > “Text (TMP)“ and go to the Inspector window
4. In the TextMeshPro - Text (UI) component select the Text Input field
5. Delete the current text and write any other text
6. Right-click on the background area next to the Text Input field
7. Click “Revert“
8. Observe the results in the Text Input field

Expected result: The text reverts to the old input
Actual result: The text doesn't revert to the old input

Reproducible with: 2022.1.0a10, 2022.3.61f1, 6000.0.46f1, 6000.1.0b14, 6000.2.0a8

Reproducible on: MacOS 15.3 (M4)
Not reproducible on: No other environments tested

Note: The text reverts to the old input when clicking outside the TextMeshPro - Text (UI) component