Update to .NET8

Author: wcoder

example/ExampleShortcutBadgerApp/ExampleShortcutBadgerApp.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net6.0-android</TargetFramework>
+    <TargetFramework>net8.0-android</TargetFramework>
     <SupportedOSPlatformVersion>21</SupportedOSPlatformVersion>
     <OutputType>Exe</OutputType>
     <Nullable>enable</Nullable>

example/ExampleShortcutBadgerApp/Properties/AndroidManifest.xml

@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="ExampleShortcutBadgerApp.ExampleShortcutBadgerApp" android:versionCode="1" android:versionName="1.0">
-  <uses-sdk android:minSdkVersion="21" />
   <application android:label="ExampleShortcutBadgerApp"></application>
 </manifest>

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "6.0.400",
+    "version": "8.0.100",
     "allowPrerelease": false
   }
 }

src/XamarinShortcutBadger/XamarinShortcutBadger.csproj

@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net6.0-android</TargetFramework>
+    <TargetFramework>net8.0-android34.0</TargetFramework>
     <SupportedOSPlatformVersion>21.0</SupportedOSPlatformVersion>
 
     <!-- Assembly & NuGet Info -->
     <Title>Shortcut Badger for Xamarin.Android and .NET for Android</Title>
     <Description>The ShortcutBadger makes your Android App show the count of unread messages as a badge on your App shortcut.</Description>
-    <Version>1.1.21.60</Version>
+    <Version>1.1.21.80</Version>
     <Authors>Leo Lin, Yauheni Pakala</Authors>
     <Owners>Yauheni Pakala</Owners>
     <PackageId>Xamarin.ShortcutBadger</PackageId>