Change sample target version to latest version (.NET 9)

Author: RavikumarAkuthotaSf4250

TreeViewMAUI/TreeViewMAUI.csproj

@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFrameworks>net8.0-android;net8.0-ios;net8.0-maccatalyst</TargetFrameworks>
-		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net8.0-windows10.0.19041.0</TargetFrameworks>
+		<TargetFrameworks>net9.0-android;net9.0-ios;net9.0-maccatalyst</TargetFrameworks>
+		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net9.0-windows10.0.19041.0</TargetFrameworks>
 		<!-- Uncomment to also build the tizen app. You will need to install tizen by following this: https://github.com/Samsung/Tizen.NET -->
 		<!-- <TargetFrameworks>$(TargetFrameworks);net8.0-tizen</TargetFrameworks> -->
 
@@ -61,11 +61,11 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.Maui.Controls" Version="$(MauiVersion)" />
-		<PackageReference Include="Microsoft.Maui.Controls.Compatibility" Version="$(MauiVersion)" />
-		<PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="8.0.0" />
-		<PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-		<PackageReference Include="Syncfusion.Maui.TreeView" Version="26.1.42" />
+		<PackageReference Include="Microsoft.Maui.Controls" Version="*" />
+		<PackageReference Include="Microsoft.Maui.Controls.Compatibility" Version="*" />
+		<PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="*" />
+		<PackageReference Include="Newtonsoft.Json" Version="*" />
+		<PackageReference Include="Syncfusion.Maui.TreeView" Version="*" />
 	</ItemGroup>
 
 </Project>