fix: drop pool.autostart from mssql options because it's unused (#7877)

docs/connection-options.md

@@ -271,8 +271,6 @@ See [SSL options](https://github.com/mysqljs/mysql#ssl-options).
  
 * `pool.priorityRange` - int between 1 and x - if set, borrowers can specify their relative priority in the queue if no
  resources are available. see example. (default `1`).
- 
-* `pool.autostart` - boolean, should the pool start creating resources etc once the constructor is called, (default `true`).
 
 * `pool.evictionRunIntervalMillis` - How often to run eviction checks. Default: `0` (does not run).
 

docs/zh_CN/connection-options.md

@@ -192,8 +192,6 @@
 
 - `pool.priorityRange` - 1和x之间的int值  - 如果设置了且没有可用资源，则borrowers可以在队列中指定其相对优先级(默认 `1`)。
 
-- `pool.autostart` - 布尔值，一旦调用构造函数，池应该开始创建资源等（默认为`true`）。
-
 - `pool.victionRunIntervalMillis` - 多久检查一次eviction checks。 默认值：`0`（不运行）。
 
 - `pool.numTestsPerRun` - 每次eviction checks资源数量。 默认值：`3`。

src/driver/sqlserver/SqlServerConnectionOptions.ts

@@ -79,11 +79,6 @@ export interface SqlServerConnectionOptions extends BaseConnectionOptions, SqlSe
          */
         readonly priorityRange?: number;
 
-        /**
-         * Should the pool start creating resources etc once the constructor is called, (default true)
-         */
-        readonly autostart?: number;
-
         /**
          * How often to run eviction checks. Default: 0 (does not run).
          */