Reproduction steps:
1. Open the “ReproProject“ project
2. Open the “Assets/Rachidia“ scene
3. Select the “InteractionTrigger” GameObject in the Hierarchy window
4. Observe the UnityEvent list under the “Input Trigger Listener“ Script Component in the Inspector window

Expected result: UnityEvents have order handles and can be reordered
Actual result: Order handles are missing and the UnityEvents cannot be reordered

Reproducible with: 2022.3.6f1, 2022.3.21f1, 2023.2.14f1, 6000.0.0b11
Not reproducible with: 2021.3.36f1, 2022.3.5f1

Reproducible on: Windows 11 Pro (22H2)
Not reproducible on: No other environment tested