Add new environment variables values to appsettings

test/Services/IntegrationTests/Services/Marketing/appsettings.json

@@ -1,5 +1,8 @@
 {
   "ConnectionString": "Server=tcp:127.0.0.1,5433;Initial Catalog=Microsoft.eShopOnContainers.Services.MarketingDb;User Id=sa;Password=Pass@word",
+  "MongoConnectionString": "mongodb://localhost:27017",
+  "MongoDatabase": "MarketingDb",
   "IdentityUrl": "http://localhost:5105",
-  "isTest": "true"
+  "isTest": "true",
+  "EventBusConnection": "localhost"
 }