fix csharp template

Author: millotp

templates/csharp/netcore_project.mustache

@@ -39,9 +39,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.1" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.2" />
-    <PackageReference Include="System.Text.Json" Version="8.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.0" />
+    <PackageReference Include="System.Text.Json" Version="9.0.0" />
   </ItemGroup>
 
   <ItemGroup>

templates/csharp/snippets/src.csproj.mustache

@@ -14,8 +14,8 @@
     </ItemGroup>
 
     <ItemGroup>
-      <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
-      <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.1" />
+      <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.0" />
+      <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.0" />
     </ItemGroup>
 
     <ItemGroup>