Animation event is being fired twice in the same frame

Reproduction steps:
1. Open the attached “IN-108590_Repro“ project
2. Open the “Assets/Scenes/Testing.unity“ Scene
3. Open the “Assets/Animation/_Controllers/CharacterController.controller“ Animator Controller in the Animator window
4. Enter the Play Mode
5. Press ‘1' to equip the bow
6. In the Animator’s Parameters tab, check the Attack variable
7. Observe the Console

Expected result: Shoot() is called only once
Actual result: Shoot() is called twice in the same frame

Reproducible with: 6000.0.56f1, 6000.1.16f1, 6000.2.1f1, 6000.3.0a5

Reproducible on: M1 Max MacOS 15.5 (Tested by CQA)
Not reproducible on: No other environment tested