docs: update description for kotlin library

Signed-off-by: Kraity <kraty@krait.cn>

Author: kraity

README.md

@@ -93,6 +93,9 @@ dependencies {
 </dependency>
 ```
 
+酌情添加标准库(kotlin-stdlib)、反射库(kotlin-reflect)，
+其中若使用数据类(data class)、通过构造函数传入参数则添加反射库。
+
 ```xml
 <dependency>
     <groupId>org.jetbrains.kotlin</groupId>

README_EN.md

@@ -99,6 +99,9 @@ If your project uses `kotlin`, you can use the `Fastjson-Kotlin` module, and use
 </dependency>
 ```
 
+Add standard library(kotlin-stdlib) and reflection library(kotlin-reflect) as appropriate.
+If the data class is used or the parameters are passed in through constructor, then add reflection library.
+
 ```xml
 <dependency>
     <groupId>org.jetbrains.kotlin</groupId>

docs/kotlin_cn.md

@@ -14,6 +14,9 @@
 </dependency>
 ```
 
+酌情添加标准库(kotlin-stdlib)、反射库(kotlin-reflect)，
+其中若使用数据类(data class)、通过构造函数传入参数则添加反射库。
+
 ```xml
 <dependency>
     <groupId>org.jetbrains.kotlin</groupId>

docs/kotlin_en.md

@@ -14,6 +14,9 @@ If your project uses `kotlin`, you can use the` Fastjson-Kotlin` module, and use
 </dependency>
 ```
 
+Add standard library(kotlin-stdlib) and reflection library(kotlin-reflect) as appropriate.
+If the data class is used or the parameters are passed in through constructor, then add reflection library.
+
 ```xml
 <dependency>
     <groupId>org.jetbrains.kotlin</groupId>