Field of type any: unsupported argument type *types.Alias

```
type Activity struct {
	Raw any `json:"raw"`
}
```
```
failed to parse Go schema: failed to parse interface "API": ListActivities(): failed to get outputs: failed to parse argument activityList []*github.com/golang-cz/skeleton/proto.Activity: failed to parse slice type: parsing struct field 8: failed to parse var Raw: unsupported argument type *types.Alias
```