Bump Microsoft.Extensions.Configuration.Json from 3.1.5 to 3.1.6

Bumps [Microsoft.Extensions.Configuration.Json](https://github.com/aspnet/Extensions) from 3.1.5 to 3.1.6.
- [Release notes](https://github.com/aspnet/Extensions/releases)
- [Commits](dotnet/extensions@v3.1.5...v3.1.6)

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

src/InstallUtility/InstallUtility.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="Microsoft.Azure.Management.Authorization" Version="2.11.0-preview" />
     <PackageReference Include="Microsoft.Azure.Management.ResourceManager" Version="2.4.0-preview" />
     <PackageReference Include="Microsoft.IdentityModel.Clients.ActiveDirectory" Version="5.2.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.5" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.6" />
 
   </ItemGroup>
 

src/SignClient/SignClient.csproj

@@ -15,7 +15,7 @@
     <PackageReference Include="Microsoft.Extensions.CommandLineUtils" Version="1.1.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="3.1.6" />
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="3.1.5" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.5" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.6" />
     <PackageReference Include="Microsoft.Identity.Client" Version="4.16.1" />
     <PackageReference Include="Refit" Version="5.1.67" />
   </ItemGroup>