Update README.md

Author: binarywang

README.md

@@ -47,7 +47,7 @@
 <dependency>
   <groupId>com.github.binarywang</groupId>
   <artifactId>weixin-java-mp</artifactId>
-  <version>1.3.5</version>
+  <version>2.0.0</version>
 </dependency>
 ```
 
@@ -57,7 +57,7 @@
 <dependency>
   <groupId>com.github.binarywang</groupId>
   <artifactId>weixin-java-cp</artifactId>
-  <version>1.3.5</version>
+  <version>2.0.0</version>
 </dependency>
 ```