How to reproduce:
1. Open the user-submitted project
2. Open the scene "SampleScene" (Assets/Scenes/SampleScene.unity)
3. In the Hierarchy window, select "GameObject (1)"
4. In the Inspector window, collapse the Transform component
5. Create a new GameObject (GameObject > Create Empty)
6. Add the script "TestScriptWithStringsArray" to the newly created GameObject (Assets/Scripts/TestScriptWithStringsArray.cs)
7. In the Inspector, under the added script, press the "Add to List" button and select the text field of "Element 0"
8. In the text field, type "qwerty"

Expected result: The letters are typed inside the text field
Actual result: The letters are not typed inside the text field

Reproducible with: 2019.4.34f1, 2020.3.25f1, 2021.2.7f1, 2022.1.0b2

Note: Reproducible with data types that are entered with a keyboard - float, integer, double, short, string, char etc