Bump Microsoft.Extensions.Http from 9.0.3 to 9.0.4 in /unit-1/completed (#361)

Bumps [Microsoft.Extensions.Http](https://github.com/dotnet/runtime) from 9.0.3 to 9.0.4.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v9.0.3...v9.0.4)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Http
  dependency-version: 9.0.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

unit-1/completed/AkkaWordCounter2.App/AkkaWordCounter2.App.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="Akka.Hosting" Version="1.5.40" />
     <PackageReference Include="HtmlAgilityPack" Version="1.12.1" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.4"/>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.3" />
+    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.4" />
   </ItemGroup>
 
   <ItemGroup>