Bump Aspire.Hosting.AppHost in the aspire group across 1 directory

Bumps the aspire group with 1 update in the / directory: [Aspire.Hosting.AppHost](https://github.com/dotnet/aspire).


Updates `Aspire.Hosting.AppHost` from 8.2.1 to 9.0.0
- [Release notes](https://github.com/dotnet/aspire/releases)
- [Commits](https://github.com/dotnet/aspire/commits)

---
updated-dependencies:
- dependency-name: Aspire.Hosting.AppHost
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: aspire
...

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

Author: dependabot[bot]

sample/AppHost/AppHost.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Aspire.Hosting.AppHost" Version="8.2.1" />
+    <PackageReference Include="Aspire.Hosting.AppHost" Version="9.0.0" />
   </ItemGroup>
 
    <ItemGroup>

src/InfinityFlow.Aspire.Temporal/InfinityFlow.Aspire.Temporal.csproj

@@ -29,7 +29,7 @@
     </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
-    <PackageReference Include="Aspire.Hosting.AppHost" Version="8.2.1" />
+    <PackageReference Include="Aspire.Hosting.AppHost" Version="9.0.0" />
     <PackageReference Include="Docker.DotNet" Version="3.125.15" />
     <PackageReference Include="Testcontainers" Version="3.10.0" />
   </ItemGroup>