[WooCommerce Analytics] Add Common props, new events and bug fixing (…

…#40562)

* Avoid to track Ajax and Login pages

* Support session_started event

* Add Common events

* Fix error triggering checkout_view when visiting classic cart

* Fix error not triggering cart_view when visiting a page with cart block

* Fix "null" as string error in user_id

* Fix consistency problems with totals and counts

* Fix update cart quantity

* Fix update cart in blocks

* Add totals, shipping totals & taxes

* Fix Checkout Product View data

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/12368596656

Upstream-Ref: Automattic/jetpack@5b564ca