Bump System.Data.SqlClient from 4.8.5 to 4.8.6 in /CommandLine/CodeConv

Bumps [System.Data.SqlClient](https://github.com/dotnet/corefx) from 4.8.5 to 4.8.6.
- [Release notes](https://github.com/dotnet/corefx/releases)
- [Commits](https://github.com/dotnet/corefx/commits)

---
updated-dependencies:
- dependency-name: System.Data.SqlClient
  dependency-type: direct:production
...

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

Author: dependabot[bot]

CommandLine/CodeConv/CodeConv.csproj

@@ -45,7 +45,7 @@
     <PackageReference Include="NuGet.Build.Tasks" Version="6.1.0" />
     <PackageReference Include="System.CodeDom" Version="6.0.0" />
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="6.0.0" />
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.5" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
     <PackageReference Include="System.Memory" Version="4.5.5" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />