Update mcr.microsoft.com/dotnet/aspnet Docker tag to v9 (#977)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[mcr.microsoft.com/dotnet/aspnet](https://redirect.github.com/dotnet/aspnetcore)
| docker | major | `8.0` -> `9.0` |
|
[mcr.microsoft.com/dotnet/aspnet](https://redirect.github.com/dotnet/aspnetcore)
| stage | major | `8.0` -> `9.0` |

---

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rebase/retry checkbox.

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---

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---

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View the [repository job
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src/HomeInventory/Dockerfile

@@ -1,7 +1,7 @@
 #See https://aka.ms/containerfastmode to understand how Visual Studio uses this Dockerfile to build your images for faster debugging.
 #See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
 
-FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS base
 WORKDIR /app
 EXPOSE 80
 EXPOSE 443

src/HomeInventory/HomeInventory.Api/HomeInventory.Api.csproj

@@ -4,7 +4,7 @@
     <UserSecretsId>abc8e7e8-eab5-4b38-8be1-62a2270484f4</UserSecretsId>
     <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
     <PublishProfile>DefaultContainer</PublishProfile>
-    <ContainerBaseImage>mcr.microsoft.com/dotnet/aspnet:8.0</ContainerBaseImage>
+    <ContainerBaseImage>mcr.microsoft.com/dotnet/aspnet:9.0</ContainerBaseImage>
     <!--<ContainerRegistry>registry.mycorp.com:1234</ContainerRegistry>-->
     <ContainerImageTag>0.0.1-alpha1</ContainerImageTag>
     <ContainerImageTags>0.0.1-alpha1;latest</ContainerImageTags>