build(deps): bump Microsoft.Extensions.Hosting

Bumps [Microsoft.Extensions.Hosting](https://github.com/dotnet/runtime) from 8.0.0-rc.1.23419.4 to 8.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.0-rc.1.23419.4...v8.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

grate/grate.csproj

@@ -24,7 +24,7 @@ up using modern .NET 6/7/8.
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="8.0.0-rc.1.23419.4" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0-rc.1.23419.4" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0-rc.1.23419.4" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
     <PackageReference Include="System.CommandLine.NamingConventionBinder" Version="2.0.0-*" />
     <PackageReference Include="Microsoft.Data.SqlClient" Version="5.1.*" />
     <PackageReference Include="Dapper" Version="2.1.*" />