build(deps): bump Newtonsoft.Json in /Source/Libraries/openXDA.NetCore

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 12.0.3 to 13.0.1.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@12.0.3...13.0.1)

---
updated-dependencies:
- dependency-name: Newtonsoft.Json
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Source/Libraries/openXDA.NetCore/OpenXDA.NetCore.csproj

@@ -13,7 +13,7 @@
     <PackageReference Include="Gemstone.Data" Version="1.0.56" />
     <PackageReference Include="Gemstone.Numeric" Version="1.0.56" />
     <PackageReference Include="Gemstone.PQDIF" Version="1.0.56" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="4.7.0" />
   </ItemGroup>