Bump Newtonsoft.Json from 13.0.1 to 13.0.2 in /tests/NLog.UnitTests (#…

…5109)

Bumps [Newtonsoft.Json](https://github.com/JamesNK/Newtonsoft.Json) from 13.0.1 to 13.0.2.
- [Release notes](https://github.com/JamesNK/Newtonsoft.Json/releases)
- [Commits](JamesNK/Newtonsoft.Json@13.0.1...13.0.2)

---
updated-dependencies:
- dependency-name: Newtonsoft.Json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

tests/NLog.UnitTests/NLog.UnitTests.csproj

@@ -35,7 +35,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" /> <!-- Because of OWIN + NetCoreApp3.1 -->
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" /> <!-- Because of OWIN + NetCoreApp3.1 -->
     <PackageReference Include="NSubstitute" Version="4.4.0" />
     <PackageReference Include="xunit" Version="2.4.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />