Group-component docs displays type with a lowercase 'g' instead of an uppercase 'G'

### Description of the bug

<img width="520" height="384" alt="Image" src="https://github.com/user-attachments/assets/ea3e4ab1-8827-4291-bdfb-ebe26a362618" />

### Steps To Reproduce

Go to: https://docs.altinn.studio/nb/altinn-studio/v8/reference/ux/fields/grouping/non-repeating/#parameters

### Additional Information

_No response_