How to reproduce:

1. Open the project “IN-104522_InputTest”
2. Open the Package Manager, Window → Package Management → Package Manager
3. In Project → Input System → Version History → See other versions → 1.14.0, click on Update
4. Wait for the Package to update
5. Observe the Console

Expected result: No package errors relating to the “com.unity.inputsystem" package are thrown
Actual result: Two "com.unity.inputsystem" package errors are thrown

Reproducible with: 1.14.0 (6000.2.0a1, 6000.2.0a3)
Not reproducible with: 1.13.1, 1.14.0 (2021.3.51f1, 2022.3.63f1, 6000.0.51f1, 6000.1.0b3, 60001.7f1, 6000.2.0b5)
Fixed in: 1.14.0 (6000.2.0a4)

Reproducible on: Windows 11
Not reproducible on: No other environments tested

Note: The regression seems to be related to the Unity Version instead of the package