Can’t enter negative number in Global Variables UI

### Description The numeric keyboard in the Global Variables UI only allows positive numbers: <img width="391" height="799" alt="Image" src="https://github.com/user-attachments/assets/b8626e7d-089f-42d0-a783-3ee6818be2f9" /> For comparison, here are some input screens that allow negative numbers: <img width="391" height="799" alt="Image" src="https://github.com/user-attachments/assets/243855d8-4d2c-4f6d-865a-82f22a0c6b44" /> <img width="391" height="799" alt="Image" src="https://github.com/user-attachments/assets/8e81d541-9ca0-4043-97b5-8cc4adcf7f5a" /> Thank you! ### macOS/iOS version 26.3 beta 1 ### Shortcut URL _No response_