Merged PR 3379: Fixes null on dates

# Description

Fixes dbt test - I forgot to exclude dates when these are null.

# 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.
- [NA] I have checked for DRY opportunities with other models and docs.
- [NA] I've picked the right materialization for the affected models.

# Other

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

Fixes null on dates

Related work items: #23453

models/intermediate/kpis/int_kpis__metric_daily_completed_guest_journeys.sql

@@ -20,4 +20,5 @@ left join
     {{ ref("int_kpis__dimension_daily_accommodation") }} as icmas
     on icuh.id_deal = icmas.id_deal
     and icvr.verification_estimated_completed_date_utc = icmas.date
+where icvr.verification_estimated_completed_date_utc is not null
 group by 1, 2, 3, 4

models/intermediate/kpis/int_kpis__metric_daily_started_guest_journeys.sql

@@ -20,4 +20,5 @@ left join
     {{ ref("int_kpis__dimension_daily_accommodation") }} as icmas
     on icuh.id_deal = icmas.id_deal
     and icvr.verification_estimated_started_date_utc = icmas.date
+where icvr.verification_estimated_started_date_utc is not null
 group by 1, 2, 3, 4