Reproduction steps:
1. Open the user's attached project
2. Open Window > Animation > Animator
3. Select "Cube" GameObject in the Hierarchy
4. In the Animator window create a new state
5. Make the transition from the Entry state to the new state
6. Undo and redo

Expected result: Transition was redone
Actual result: No transition

Reproduced with: 2021.2.0b1, 2021.3.1f1, 2022.1.0f1, 2022.2.0a11
Not reproduced with: 2019.4.38f1, 2020.3.33f1, 2021.2.0a21