Add nested, source, and version to GA4 include

[alexanderkirtzel]

Is your feature request related to a problem? Please describe.
Add nested, source, and version to GA4 include

Describe the solution you'd like
Same behavior like user, data, context e.g.

Describe alternatives you've considered
Finding out, that they're not added automatically, add them manually, and don't be confused

[alexanderkirtzel]

Won't add nested to include since this might fail when item_id or item_name are not set. They need to be mapped explicitly.
See https://developers.google.com/analytics/devguides/collection/ga4/reference/events?client_type=gtag#view_item_list_item