message: Update README.md, SUPPORTED.md
diff: | Branch | PHP Version | Initialization | Active Support Until | Security Support Until |
  | --------------------------------------------------------------- | ----------- | -------------- | -------------------- | ---------------------- |
  -| [v4.4.x](https://github.com/swoole/v4.4-lts) (LTS) | 7.2 - 7.4 | 2019-04-15 | 2020-04-30 | 2022-07-31 |
  -| [v4.8.x](https://github.com/swoole/swoole-src/tree/4.8.x) (LTS) | 7.2 - 8.1 | 2021-10-14 | 2023-10-14 | 2024-06-30 |
  -| [v5.0.x](https://github.com/swoole/swoole-src/tree/master) | 8.0 - 8.1 | 2022-01-20 | 2023-01-20 | 2023-07-20 |
  +| [v4.8.x](https://github.com/swoole/swoole-src/tree/4.8.x) (LTS) | 7.2 - 8.2 | 2021-10-14 | 2023-10-14 | 2024-06-30 |
  +| [v5.0.x](https://github.com/swoole/swoole-src/tree/master) | 8.0 - 8.2 | 2022-01-20 | 2023-01-20 | 2023-07-20 |
  | Active support | A release that is being actively supported. Reported bugs and security issues are fixed and regular point releases are made. |
  | ------------------- | ---------------------------------------------------------------------------------------------------------------------------- |
  - `v1.x` (2012-7-1 ~ 2018-05-14)
  - `v2.x` (2016-12-30 ~ 2018-05-23)
  - `v4.0.x`, `v4.1.x`, `v4.2.x`, `v4.3.x` (2018-06-14 ~ 2019-12-31)
  +- `v4.4.x` (2019-04-15 ~ 2022-07-31)
  - `v4.5.x`,`v4.6.x`, `v4.7.x` (2019-12-20 ~ 2021-12-31)
  