915138_sharp Upgrade GitHub demo samples to the latest .net version [PDF Library]

Author: sameerkhan001

InvoicePDFSample/InvoicePDFSample/InvoicePDFSample.csproj

@@ -2,13 +2,13 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Syncfusion.Pdf.Net.Core" Version="20.4.0.53" />
+    <PackageReference Include="Syncfusion.Pdf.Net.Core" Version="*" />
   </ItemGroup>
 
 </Project>