chore(deps): update dotnet monorepo to v9 (major)

[grafanarenovatebot]

This PR contains the following updates:

Package	Type	Update	Change
mcr.microsoft.com/dotnet/aspnet	stage	major	8.0 -> 9.0
mcr.microsoft.com/dotnet/sdk	final	major	8.0 -> 9.0

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Warning

Some dependencies could not be looked up. Check the warning logs for more information.

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Configuration

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This PR has been generated by Renovate Bot.

[zeitlinger]

@matt-hensley can you check?

rolldice-1  | You must install or update .NET to run this application.
rolldice-1  | 
rolldice-1  | App: /app/rolldice.dll
rolldice-1  | Architecture: x64
rolldice-1  | Framework: 'Microsoft.NETCore.App', version '8.0.0' (x64)
rolldice-1  | .NET location: /usr/share/dotnet/
rolldice-1  | 
rolldice-1  | The following frameworks were found:
rolldice-1  |   9.0.0 at [/usr/share/dotnet/shared/Microsoft.NETCore.App]
rolldice-1  | 
rolldice-1  | Learn more:
rolldice-1  | https://aka.ms/dotnet/app-launch-failed
rolldice-1  | 
rolldice-1  | To install missing framework, download: