Replace the `mozilla_vpn_derived.vat_rates_v1` ETL with a CSV file (bug 1878898) (#4976)

* Replace the `mozilla_vpn_derived.vat_rates_v1` ETL with a CSV file containing the same data.

The source Google Sheet for the `mozilla_vpn_derived.vat_rates_v1` ETL has apparently been deleted (bug 1878898).

* Add missing VAT rates for one VPN wave 3 country.

* Add missing VAT rates for seven VPN wave 6 countries.

sql/moz-fx-data-shared-prod/mozilla_vpn/vat_rates/view.sql

@@ -4,4 +4,4 @@ AS
 SELECT
   *
 FROM
-  `moz-fx-data-shared-prod`.mozilla_vpn_derived.vat_rates_v1
+  `moz-fx-data-shared-prod`.mozilla_vpn_derived.vat_rates_v2

sql/moz-fx-data-shared-prod/mozilla_vpn_derived/vat_rates_v1/metadata.yaml

@@ -6,10 +6,11 @@ owners:
   - srose@mozilla.com
 labels:
   schedule: daily
-scheduling:
-  dag_name: bqetl_subplat
-  retry_delay: 5m
-  gke_cluster_name: workloads-prod-v1
-  gke_location: us-west1
-  gcp_conn_id: google_cloud_airflow_gke
-  gke_project_id: moz-fx-data-airflow-gke-prod
+# Descheduled because the source Google Sheet has apparently been deleted (bug 1878898).
+#scheduling:
+#  dag_name: bqetl_subplat
+#  retry_delay: 5m
+#  gke_cluster_name: workloads-prod-v1
+#  gke_location: us-west1
+#  gcp_conn_id: google_cloud_airflow_gke
+#  gke_project_id: moz-fx-data-airflow-gke-prod

sql/moz-fx-data-shared-prod/mozilla_vpn_derived/vat_rates_v2/data.csv

@@ -0,0 +1,35 @@
+country_code,country,vat,effective_date
+AT,Austria,0.2,2021-01-01
+BE,Belgium,0.21,2021-01-01
+BG,Bulgaria,0.2,2022-05-10
+CA,Canada,0.1,2021-01-01
+CH,Switzerland,0.077,2021-01-01
+CY,Cyprus,0.19,2022-05-10
+CZ,Czech Republic,0.21,2022-05-10
+DE,Germany,0.19,2021-01-01
+DK,Denmark,0.25,2022-05-10
+EE,Estonia,0.2,2022-05-10
+ES,Spain,0.21,2021-01-01
+FI,Finland,0.24,2022-01-01
+FR,France,0.2,2021-01-01
+GB,United Kingdom,0.2,2021-01-01
+GR,Greece,0.24,2022-05-10
+HR,Croatia,0.25,2022-05-10
+HU,Hungary,0.27,2022-05-10
+IE,Ireland,0.23,2021-01-01
+IT,Italy,0.22,2021-01-01
+LT,Lithuania,0.21,2022-05-10
+LU,Luxembourg,0.17,2022-05-10
+LV,Latvia,0.21,2022-05-10
+MT,Malta,0.18,2022-05-10
+MY,Malaysia,0.05,2021-01-01
+NL,Netherlands,0.21,2021-01-01
+NZ,New Zealand,0.15,2021-01-01
+PL,Poland,0.23,2022-05-10
+PT,Portugal,0.23,2022-05-10
+RO,Romania,0.19,2022-05-10
+SE,Sweden,0.25,2022-01-01
+SG,Singapore,0.07,2021-01-01
+SI,Slovenia,0.22,2022-05-10
+SK,Slovakia,0.2,2022-05-10
+US,United States,0,2021-01-01

sql/moz-fx-data-shared-prod/mozilla_vpn_derived/vat_rates_v2/description.txt

@@ -0,0 +1 @@
+VAT rates for countries where Mozilla VPN is available.

sql/moz-fx-data-shared-prod/mozilla_vpn_derived/vat_rates_v2/schema.json

@@ -0,0 +1,26 @@
+[
+  {
+    "name": "country_code",
+    "description": "ISO 3166 alpha-2 country code.",
+    "type": "STRING",
+    "mode": "REQUIRED"
+  },
+  {
+    "name": "country",
+    "description": "Country name.",
+    "type": "STRING",
+    "mode": "REQUIRED"
+  },
+  {
+    "name": "vat",
+    "description": "VAT rate.",
+    "type": "NUMERIC",
+    "mode": "REQUIRED"
+  },
+  {
+    "name": "effective_date",
+    "description": "Date when the VAT rate should take effect.",
+    "type": "DATE",
+    "mode": "REQUIRED"
+  }
+]