Shader instance parameters can have a wrong icon for return to default values function.

[viksl]

Tested versions

4.3[3b1806182a3564736ad64793b203c2c13c251f56]

System information

Windows 11 - Vulkan - Nvidia RTX 4070 - intel i5 13600KF

Issue description

When labeled as None: When labeled as Instance parameter (notice the checkbox):

Steps to reproduce

Add a visual shader with an instance parameter of Vector2, set its default value and check it in the editor, change the value in the editor.

Minimal reproduction project (MRP)

shadermrp.zip