chore(deps): update dependency microsoft.extensions.configuration to v9

Author: renovate[bot]

sample/sample.csproj

@@ -21,7 +21,7 @@
 
   <ItemGroup>
     <PackageReference Include="Bogus" Version="35.6.1" />
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
     <PackageReference Include="Serilog.Sinks.Http" Version="9.0.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />