Bump System.Text.Json in /src/WorkItemMigrator/WorkItemImport

Bumps [System.Text.Json](https://github.com/dotnet/runtime) from 8.0.3 to 8.0.4.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.3...v8.0.4)

---
updated-dependencies:
- dependency-name: System.Text.Json
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

src/WorkItemMigrator/WorkItemImport/packages.config

@@ -18,7 +18,7 @@
   <package id="Microsoft.TeamFoundationServer.Client" version="16.153.0" targetFramework="net471" />
   <package id="Microsoft.VisualStudio.Services.Client" version="16.153.0" targetFramework="net471" />
   <package id="Microsoft.VisualStudio.Services.InteractiveClient" version="16.153.0" targetFramework="net471" />
-  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net471" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net48" />
   <package id="System.Buffers" version="4.5.1" targetFramework="net48" />
   <package id="System.Collections.Immutable" version="1.4.0" targetFramework="net471" />
   <package id="System.Diagnostics.DiagnosticSource" version="4.5.0" targetFramework="net471" />
@@ -28,7 +28,7 @@
   <package id="System.Reflection.Metadata" version="1.5.0" targetFramework="net471" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net48" />
   <package id="System.Text.Encodings.Web" version="8.0.0" targetFramework="net48" />
-  <package id="System.Text.Json" version="8.0.3" targetFramework="net48" />
+  <package id="System.Text.Json" version="8.0.4" targetFramework="net48" />
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net48" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net48" />
   <package id="WindowsAzure.ServiceBus" version="5.0.0" targetFramework="net471" />

src/WorkItemMigrator/WorkItemImport/wi-import.csproj

@@ -196,8 +196,8 @@
       <HintPath>..\packages\System.Text.Encodings.Web.8.0.0\lib\net462\System.Text.Encodings.Web.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Text.Json, Version=8.0.0.3, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
-      <HintPath>..\packages\System.Text.Json.8.0.3\lib\net462\System.Text.Json.dll</HintPath>
+    <Reference Include="System.Text.Json, Version=8.0.0.4, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
+      <HintPath>..\packages\System.Text.Json.8.0.4\lib\net462\System.Text.Json.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">