Bump Microsoft.Extensions.Hosting.WindowsServices from 6.0.1 to 7.0.0

Bumps [Microsoft.Extensions.Hosting.WindowsServices](https://github.com/dotnet/runtime) from 6.0.1 to 7.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Hosting.WindowsServices
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

src/examples/WindowsService/AkkaWindowsService/AkkaWindowsService.csproj

@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Hosting.WindowsServices" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.WindowsServices" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.Http" Version="6.0.0" />
   </ItemGroup>