chore: update Newtonsoft.Json to 13.0.1 (#793)

Author: Ant-hem

src/Algolia.Search/Algolia.Search.csproj

@@ -25,7 +25,7 @@
     <LangVersion>7.3</LangVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <None Include="images\icon.png" Pack="true" PackagePath="\" />
   </ItemGroup>
 </Project>