Merge pull request #22 from openrails/dependabot/nuget/Microsoft.Extensions.Configuration.Json-3.1.5

chore(deps): Bump Microsoft.Extensions.Configuration.Json from 3.0.0 to 3.1.5

Author: twpol

Open Rails Code Bot.csproj

@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="CommandLineArgumentsParser" Version="3.0.20" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.5" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
   </ItemGroup>