bump to 2.0.7

CHANGELOG.md

+## 2.0.7
+* Fix #207
+
 ## 2.0.6+2
 * Fix: Android分享大图时存储权限问题
-* 
-## 2.0.6+1
-* Fix: Android请求权限崩溃的问题
 
 ## 2.0.6
 * Fix: Android请求权限崩溃的问题

pubspec.yaml

 name: fluwx
 description: The capability of implementing WeChat SDKs in Flutter. With Fluwx, developers can use WeChatSDK easily, such as sharing, payment, lanuch mini program and etc.
-version: 2.0.6+2
+version: 2.0.7
 homepage: https://github.com/JarvanMo/fluwx
 
 environment: