Azure pipelines install dotnet on mac mini arm64

azure-pipelines.yml

steps:
  - script: |
      DOTNET_VERSION="6.0.1xx"
      DOTNET_TEMP_DIRECTORY=$(cat /dev/urandom | env LC_ALL=C tr -dc 'a-zA-Z0-9' | fold -w 16 | head -n 1)
      DOTNET_INSTALL_LOCATION="$(Agent.TempDirectory)/$DOTNET_TEMP_DIRECTORY"
      curl -sSL https://dot.net/v1/dotnet-install.sh | bash /dev/stdin --architecture arm64 --channel "$DOTNET_VERSION" --install-dir "$DOTNET_INSTALL_LOCATION"
      PATH="$PATH:$DOTNET_INSTALL_LOCATION"
      echo "##vso[task.setvariable variable=PATH;]$PATH"
    displayName: Install .NET 6.0 SDK