Install .NET 5.0.408

alt-appveyor.yml

image: Visual Studio 2022

install:
- ps: |
    Write-Host "Downloading..."
    $zipPath = "$env:TEMP\dotnet-sdk.zip"
    (New-Object Net.WebClient).DownloadFile("https://dotnetcli.azureedge.net/dotnet/Sdk/7.0.202/dotnet-sdk-7.0.202-win-x64.zip", $zipPath)

    Write-Host "Unpacking..."
    7z x $zipPath -aoa -o"C:\Program Files\dotnet" | Out-Null

test_script:
- dotnet --version

build: off

appveyor.yml

image: Visual Studio 2022

init:
- dotnet --version
- ps: |
    $VerbosePreference = "continue"
    Invoke-WebRequest -Uri 'https://dot.net/v1/dotnet-install.ps1' -UseBasicParsing -OutFile "$env:temp\dotnet-install.ps1"
    & $env:temp\dotnet-install.ps1 -Architecture x64 -Version '7.0.202' -InstallDir "$env:ProgramFiles\dotnet"

test_script:
- dotnet --version
- dotnet --list-sdks
- dotnet --list-runtimes

build: off