Update newtonsoft

Author: Andrew Fogarty

src/csharp/Microsoft.Spark/Microsoft.Spark.csproj

@@ -31,7 +31,7 @@
     <PackageReference Include="Apache.Arrow" Version="2.0.0" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Microsoft.Data.Analysis" Version="0.18.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Razorvine.Pyrolite" Version="4.26.0" />
     <PackageReference Include="System.Memory" Version="4.5.5" />
   </ItemGroup>