Bump newtonsoft.json from 12.0.3 to 13.0.1 in /src/SteamWebAPI2 (#125)

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
...

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

Author: dependabot[bot]

src/SteamWebAPI2/SteamWebAPI2.csproj

@@ -18,7 +18,7 @@
     <PackageReference Include="automapper" Version="10.1.1" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="5.0.1" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="5.0.0" />
-    <PackageReference Include="newtonsoft.json" Version="12.0.3" />
+    <PackageReference Include="newtonsoft.json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>