Merged PR 4400: Adds Billable Bookings split per scope

# Description

Changes:
* Adds Business Scope split on Billable Bookings + propagates towards Agg/Metric Monthly/MTD models

This is a temporary modification until the ticket on Billable Bookings for New Dash is handled.

# Checklist

- [X] The edited models and dependants run properly with production data.
- [X] The edited models are sufficiently documented.
- [X] The edited models contain PK tests, and I've ran and passed them.
- [ ] I have checked for DRY opportunities with other models and docs.
- [ ] I've picked the right materialization for the affected models.

# Other

- [ ] Check if a full-refresh is required after this PR is merged.

Related work items: #27356

models/intermediate/kpis/int_kpis__metric_daily_billable_bookings.sql

@@ -1,8 +1,24 @@
-{{ config(materialized="table", unique_key=["date", "id_deal"]) }}
+{{ config(materialized="table", unique_key=["date", "id_deal", "business_scope"]) }}
 select
     -- Unique Key --
     icb.booking_fee_charge_date_utc as date,
     coalesce(icuh.id_deal, 'UNSET') as id_deal,
+    -- ORP here: I'm expecting this to change according to the definition of Billable
+    -- Bookings expected for New Dash. This is just a temporary placeholder in the
+    -- same fashion as Booking metrics.
+    case
+        -- New Dash users with a booking and a deal
+        when
+            icbs.id_booking is not null
+            and icbs.is_user_in_new_dash = true
+            and icbs.is_missing_id_deal = false
+        then 'New Dash'
+        -- Old Dash users if there is no booking or the user is not in the new dash
+        when icbs.id_booking is null or icbs.is_user_in_new_dash = false
+        then 'Old Dash'
+        -- Rest of the cases, includes KYG Lite users
+        else 'UNSET'
+    end as business_scope,
     -- Dimensions --
     coalesce(
         icd.main_billing_country_iso_3_per_deal, 'UNSET'
@@ -20,5 +36,7 @@ left join
     {{ ref("int_kpis__dimension_daily_accommodation") }} as icmas
     on icuh.id_deal = icmas.id_deal
     and icb.booking_fee_charge_date_utc = icmas.date
-where icb.booking_fee_charge_date_utc is not null
-group by 1, 2, 3, 4
+left join
+    {{ ref("int_core__booking_summary") }} as icbs on icb.id_booking = icbs.id_booking
+where icb.is_duplicate_booking = false and icb.booking_fee_charge_date_utc is not null
+group by 1, 2, 3, 4, 5