Add `esnext.asynciterable` to address "Cannot find name 'AsyncIterableIterator'"

[yahonda]

This pull request address "Cannot find name 'AsyncIterableIterator'".

Steps to reproduce

• Create a test database

% mysql -uroot -p
Enter password:<Return without any password>
mysql> create database test;
mysql> exit;

• Clone this repository and follow the README

% node -v
v16.13.2
% npm -v
8.1.2
git clone https://github.com/typeorm/typescript-example.git
cd typescript-example
npm I

• Edit ormconfig.json to connect to MySQL

% git diff
diff --git a/ormconfig.json b/ormconfig.json
index bc033b8..1560148 100644
--- a/ormconfig.json
+++ b/ormconfig.json
@@ -3,8 +3,8 @@
   "type": "mysql",
   "host": "localhost",
   "port": 3306,
-  "username": "test",
-  "password": "test",
+  "username": "root",
+  "password": "",
   "database": "test",
   "synchronize": true,
   "logging": false,
%

• npm start

% npm start
> [email protected] start
> tsc && node src/index.js

node_modules/typeorm/driver/mongodb/typings.d.ts:4288:13 - error TS2339: Property 'asyncIterator' does not exist on type 'SymbolConstructor'.

4288     [Symbol.asyncIterator](): AsyncIterableIterator<T>;
                 ~~~~~~~~~~~~~

node_modules/typeorm/driver/mongodb/typings.d.ts:4288:31 - error TS2304: Cannot find name 'AsyncIterableIterator'.

4288     [Symbol.asyncIterator](): AsyncIterableIterator<T>;