Update docs

docs/cn/plugins/lua/readme.md

@@ -11,7 +11,6 @@ KiuToi几乎完全支持BeamMP的lua插件，所有必要的方法都已经创
 #### Cobalt Essentials V1.7.5（免费，[github ↗](https://github.com/prestonelam2003/CobaltEssentials/)）
 
 1. 要获取`pluginPath`，需要：`debug.getinfo(1).source:gsub("\\","/")` => `debug.getinfo(1).source:gsub("\\","/"):gsub("@", "")`，因为路径返回值中包含`@`，这破坏了插件。
-2. `cobaltSysChar` 
 
 ### 工作原理
 

docs/en/plugins/lua/readme.md

@@ -11,7 +11,6 @@ KiuToi does not support: `MP.Set()`
 #### Cobalt Essentials V1.7.5 (Free, [github](https://github.com/prestonelam2003/CobaltEssentials/))
 
 1. To obtain `pluginPath`, use: `debug.getinfo(1).source:gsub("\\","/")` => `debug.getinfo(1).source:gsub("\\","/"):gsub("@", "")` as the path returns with `@`, which broke the plugin.
-2. `cobaltSysChar` 
 
 ### A Little About How it Works
 

docs/ru/plugins/lua/readme.md

@@ -11,7 +11,6 @@
 #### Cobalt Essentials V1.7.5 (Бесплатный, [github](https://github.com/prestonelam2003/CobaltEssentials/))
 
 1. Для получения `pluginPath` нужно: `debug.getinfo(1).source:gsub("\\","/")` => `debug.getinfo(1).source:gsub("\\","/"):gsub("@", "")` так как пусть возвращается с `@`, что сломало плагин.
-2. `cobaltSysChar` 
 
 ### Немного о принципе работы