bump to 3.9.2

CHANGELOG.md

+# 3.9.2
+* 修复分享图片会导致Android无反应问题
+
 # 3.9.1
 * Fix issue getting extData on iOS
 

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: 3.9.1
+version: 3.9.2
 homepage: https://github.com/JarvanMo/fluwx
 
 environment: