[change] update supported unity versions in README

Author: pirunxi

README.md

@@ -41,7 +41,7 @@ HybridCLR扩充了il2cpp运行时代码，使它由纯[AOT](https://en.wikipedia
 
 ## 支持的版本与平台
 
-- 支持2019.4.x、2020.3.x、2021.3.x、2022.3.x、2023.2.x、6000.0.x全系列LTS版本
+- 支持2019.4.x、2020.3.x、2021.3.x、2022.3.x、2023.2.x、6000.x.y全系列LTS版本
 - 支持所有il2cpp支持的平台
 - 支持团结引擎和鸿蒙平台
 

README_EN.md

@@ -41,7 +41,7 @@ Welcome to embrace modern native C# hot update technology!
 
 ## Supported Versions and Platforms
 
-- Supports all LTS versions including 2019.4.x, 2020.3.x, 2021.3.x, 2022.3.x, 2023.2.x, 6000.0.x.
+- Supports all LTS versions including 2019.4.x, 2020.3.x, 2021.3.x, 2022.3.x, 2023.2.x, 6000.x.y.
 - Supports all platforms supported by il2cpp.
 - Supports Tuanjie(China) Engine and HarmonyOS platform.
 
@@ -71,7 +71,8 @@ You can view the [list of known top companies using HybridCLR and their launched
 
 - Official Group 1: 651188171 (Full)
 - Beginner Group 1: 428404198 (Full)
-- Beginner Group 2: **680274677 (Recommended)**
+- Beginner Group 2: 680274677 (Full)
+- Beginner Group 3: **920714552 (Recommended)**
 - Discord channel https://discord.gg/BATfNfJnm2
 - Business cooperation email: business#code-philosophy.com
 - [Commercial Support](https://hybridclr.doc.code-philosophy.com/en/docs/business/intro)