chore: Test performance and warnings (#1946)

* test: Do not request mailer account in test environment

* test: Dupe migrations

server/test/helper.js

@@ -5,27 +5,5 @@ require("dotenv").config({ silent: true });
 process.env.DATABASE_URL = process.env.DATABASE_URL_TEST;
 process.env.NODE_ENV = "test";
 
-const Sequelize = require("sequelize");
-const Umzug = require("umzug");
-const sequelize = require("../sequelize").sequelize;
-
-const queryInterface = sequelize.getQueryInterface();
-
-function runMigrations() {
-  const umzug = new Umzug({
-    storage: "sequelize",
-    storageOptions: {
-      sequelize,
-    },
-    migrations: {
-      params: [queryInterface, Sequelize],
-      path: "./server/migrations",
-    },
-  });
-  return umzug.up();
-}
-
-runMigrations();
-
 // This is needed for the relative manual mock to be picked up
 jest.mock("../events");