Merged PR 4352: Bulk update dash_source to business_scope

# Description

Changes:
* Switches dash_source to business_scope in all kpis models, schema and macro configuration.

# 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.
- [X] I have checked for DRY opportunities with other models and docs.
- [X] 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_mtd_guest_payments.sql

@@ -4,7 +4,7 @@
         unique_key=[
             "end_date",
             "id_deal",
-            "dash_source",
+            "business_scope",
             "has_id_check",
             "active_accommodations_per_deal_segmentation",
         ],
@@ -16,7 +16,7 @@ select
     d.first_day_month as start_date,
     d.date as end_date,
     gp.id_deal,
-    gp.dash_source,
+    gp.business_scope,
     gp.has_id_check,
     gp.active_accommodations_per_deal_segmentation,
     -- Dimensions --