Update Jellyfin.Extensions to .Net6

src/Jellyfin.Extensions/Jellyfin.Extensions.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
@@ -22,7 +22,7 @@
     <!-- Include all symbols in the main nupkg until Azure Artifact Feed starts supporting ingesting NuGet symbol packages. -->
     <AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
   </PropertyGroup>
-  
+
   <ItemGroup>
     <Compile Include="../../SharedVersion.cs" />
   </ItemGroup>

src/Jellyfin.Extensions/Json/Converters/JsonDelimitedArrayConverter.cs

@@ -44,7 +44,7 @@ namespace Jellyfin.Extensions.Json.Converters
                 {
                     try
                     {
-                        parsedValues[i] = _typeConverter.ConvertFrom(stringEntries[i].Trim());
+                        parsedValues[i] = _typeConverter.ConvertFrom(stringEntries[i].Trim()) ?? throw new FormatException();
                         convertedCount++;
                     }
                     catch (FormatException)