Update scheduler of aggregates to run after upstreams. (#4503)

* Update scheduler of aggregates to run after upstreams.

* Update dags for new scheduler of analytics_aggregates

* Update dag bqetl_search

* Remove DAG.

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Co-authored-by: Lucia Vargas <lvargas@mozilla.com>

dags.yaml

@@ -485,7 +485,7 @@ bqetl_search_dashboard:
     retries: 2
     retry_delay: 30m
     start_date: "2020-12-14"
-  schedule_interval: 0 4 * * *
+  schedule_interval: 30 4 * * *
   tags:
     - impact/tier_2
 
@@ -813,7 +813,7 @@ bqetl_analytics_aggregations:
     It provides data to build growth, search and usage metrics, as well
     as acquisition and retention KPIs, in a model that facilitates
     reporting in Looker.
-  schedule_interval: 30 3 * * *
+  schedule_interval: 15 4 * * *
   tags:
     - impact/tier_1