[BigQueryReservation] Add reservationGroup field to google_bigquery_reservation

Author: modular-apprentice

mmv1/products/bigqueryreservation/Reservation.yaml

@@ -35,6 +35,11 @@ examples:
     exclude_docs: true
     vars:
       name: my-reservation
+  - name: bigquery_reservation_reservation_group
+    primary_resource_id: reservation
+    vars:
+      name: my-reservation
+      res_group: my-res-group
 parameters:
   - name: location
     type: String
@@ -248,3 +253,6 @@ properties:
       - autoscale
     required_with:
       - scalingMode
+  - name: reservationGroup
+    type: String
+    description: 'The reservation group that this reservation belongs to. You can set this property when you create or update a reservation. Reservations do not need to belong to a reservation group. Format: projects/{project}/locations/{location}/reservationGroups/{reservation_group} or just {reservation_group}'

mmv1/templates/terraform/examples/bigquery_reservation_reservation_group.tf.tmpl

@@ -0,0 +1,12 @@
+resource "google_bigquery_reservation" "{{$.PrimaryResourceId}}" {
+  name              = "{{index $.Vars "name"}}"
+  location          = "us-west2"
+  slot_capacity     = 0
+  edition           = "STANDARD"
+  ignore_idle_slots = true
+  concurrency       = 0
+  autoscale {
+    max_slots = 100
+  }
+  reservation_group = "{{index $.Vars "res_group"}}"
+}