支持的PHP 版本 PHP Group 保持一致

https://www.php.net/supported-versions

PHP 7.3 ，7.4 ，8.0 需要单独克隆分支

```shell

   git clone -b  build_php_7.3 https://github.com/jingjingxyk/swoole-cli.git
   git clone -b  build_php_7.4 https://github.com/jingjingxyk/swoole-cli.git
   git clone -b  build_php_8.0 https://github.com/jingjingxyk/swoole-cli.git

```
openssl 使用 v1版本

各分支区别：https://github.com/swoole/swoole-cli/issues/273
