How to reproduce:
1. Create a new Unity project and install the VFX Graph package
2. Create any VFX Graph and open it
3. In the workspace, right-click -> Create Group Node
4. Double-click on the "New Group Node" text to enter the renaming
5. Observe the font size

Expected results: The size is the same as the display size
Actual results: The text size during renaming is way smaller

Reproducible with: 6000.0.60f1, 6000.2.8f1, 6000.3.0b8, 6000.4.0a3

Reproducible on: macOS Sequoia 15.6 (M1)
Not reproducible on: No other environment tested

Note: Block nodes renaming has the same size as the display one