Add schema and recency tests for tvl_agg mart model

Author: taha-aziz

models/marts/tvl/tvl_agg.yml

@@ -3,6 +3,22 @@ version: 2
 models:
   - name: tvl_agg
     description: "This table aggregates TVL from accounts and trustlines to calculate total TVL"
+    tests:
+      - elementary.schema_changes:
+          tags: [schema_changes]
+          config:
+            severity: warn
+      - dbt_utils.recency:
+          tags: [recency]
+          datepart: day
+          field: day
+          interval: 2
+          ignore_time_component: true
+          config:
+            enabled: '{{ target.name == "ci" or var("is_recency_airflow_task") == "true" }}'
+            severity: '{{ "error" if target.name == "prod" else "warn" }}'
+          meta:
+            description: "Monitors the freshness of your table over time, as the expected time between data updates."
     columns:
       - name: day
         description: '{{ doc("day") }}'