Update README.md

updated the correct project name and the included Kits for user to have a quick overview

README.md

-# Hms Demo
+# HuaweiService Demo
+
+This demo project enables parts of Huawei HMS and AGC services in Unity for Android Build, which is implemented by wrapping HMS and AGC SDK. Name and usage of corresponding classes and functions are the same.
+
+The following Kits included.
+- HMS
+    - Ads
+    - Push
+    - Location
+    - Analytics
+- AGC
+    - App Linking
+    - App Messaging
+    - Remote Configuration
+    - APM
+    - Crash
+    - Auth Service
+    - Cloud Functions
+
 ***Unity 2019 or higher***
 ***Before build, add your keystore, create huawei agc project and put `agconnect-services.json` under `Assets/Plugins/Android/`***