chore(deps): update dependency system.configuration.configurationmanager to v9

Author: renovate[bot]

ScipDotnet/ScipDotnet.csproj

@@ -26,7 +26,7 @@
     <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.4.0" />
     <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
     <PackageReference Include="System.CommandLine.Hosting" Version="0.4.0-alpha.22272.1" />
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="7.0.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="9.0.3" />
   </ItemGroup>
 
 </Project>