Bump System.Text.Json from 8.0.3 to 9.0.1

Bumps [System.Text.Json](https://github.com/dotnet/runtime) from 8.0.3 to 9.0.1.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.3...v9.0.1)

---
updated-dependencies:
- dependency-name: System.Text.Json
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Directory.Build.props

@@ -78,7 +78,7 @@
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
 
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
     </ItemGroup>
 
     <ItemGroup>

src/MediatR.Useful.Behavior/MediatR.Useful.Behavior.csproj

@@ -40,7 +40,7 @@
     <ItemGroup>
         <PackageReference Include="FluentValidation" Version="11.6.0" />
         <PackageReference Include="MediatR" Version="12.2.0" />
-        <PackageReference Include="System.Text.Json" Version="8.0.3" />
+        <PackageReference Include="System.Text.Json" Version="9.0.1" />
         <PackageReference Include="Scrutor" Version="4.2.2" />
         <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
         <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />