docs(Helpers): Adds info about dnb-unstyled-list in info page (#2171)

packages/dnb-design-system-portal/src/docs/uilib/helpers/info.mdx

@@ -28,7 +28,8 @@ You can use the internal Eufemia easing function.
 - [dnb-sr-only](/uilib/helpers/classes#screen-reader-sr-only): An element that is reachable by screen readers, but is visually hidden.
 - [dnb-drop-shadow](/uilib/helpers/classes#drop-shadow): Adds the default drop shadow to the component.
 - [dnb-responsive-component](/uilib/helpers/classes#drop-shadow): Makes the component react to small sized screens.
-- [dnb-selection](/uilib/helpers/classes#selection): Applies DNB selection colors to selected content
+- [dnb-unstyled-list](/uilib/helpers/classes#unstyled-list): Removes default styling for lists.
+- [dnb-selection](/uilib/helpers/classes#selection): Applies DNB selection colors to selected content.
 
 ## Functions