docs: list progressive in useForm props (#1198)

Co-authored-by: hiromieguchi802-lab <hiromieguchi802-lab@users.noreply.github.com>

Author: hiromieguchi802-lab

src/content/docs/useform.mdx

@@ -97,6 +97,7 @@ sidebar: apiLinks
 | [validate](#validate)                                   | Form-level validation is limited to built-in validation methods.                                                              |
 | [shouldUseNativeValidation](#shouldUseNativeValidation) | Use browser built-in form constraint API.                                                                                     |
 | [shouldUnregister](#shouldUnregister)                   | Enable and disable input unregister after unmount.                                                                            |
+| [progressive](/docs/useform/form)                      | Enable progressive enhancement for native form submission when using the `Form` component.                                    |
 | [disabled](#disabled)                                   | Disable the entire form with all associated inputs.                                                                           |
 
 **Schema validation props:**