Skip check for baseline_clients_last_seen for Fire TV (#4640)

bqetl_project.yaml

@@ -434,6 +434,7 @@ generate:
     - sql/moz-fx-data-shared-prod/mozilla_vpn/events/**
     - sql/moz-fx-data-shared-prod/mozilla_vpn/main/**
     - sql/moz-fx-data-shared-prod/fenix/client_deduplication/**
+    - sql/moz-fx-data-shared-prod/org_mozilla_tv_firefox_derived/baseline_clients_last_seen_v1/checks.sql
   event_monitoring:
     skip_apps:
     - mlhackweek_search

sql/moz-fx-data-shared-prod/org_mozilla_tv_firefox_derived/baseline_clients_last_seen_v1/checks.sql

@@ -0,0 +1,2 @@
+-- Ignore running checks on Fire TV data.
+-- The data isn't relevant anymore and does have duplicates.