[Windows] Change Alibaba Cloud CLI installation to direct download (#1353)

* change aliyun-cli installation

* change directory from system32

* fix typo

* move aliyun installation block for win2016

images/win/Windows2016-Azure.json

@@ -299,13 +299,13 @@
         {
             "type": "powershell",
             "scripts":[
-                "{{ template_dir }}/scripts/Installers/Install-AliyunCli.ps1"
+                "{{ template_dir }}/scripts/Installers/Install-7zip.ps1"
             ]
         },
         {
             "type": "powershell",
             "scripts":[
-                "{{ template_dir }}/scripts/Installers/Install-7zip.ps1"
+                "{{ template_dir }}/scripts/Installers/Install-AliyunCli.ps1"
             ]
         },
         {

images/win/scripts/Installers/Install-AliyunCli.ps1

@@ -3,6 +3,18 @@
 ##  Desc:  Install Alibaba Cloud CLI
 ################################################################################
 
-Choco-Install -PackageName aliyun-cli
+Write-Host "Download Latest aliyun-cli archive"
+$url = 'https://api.github.com/repos/aliyun/aliyun-cli/releases/latest'
+# Explicitly set type to string since match returns array by default
+[System.String] $aliyunLatest = (Invoke-RestMethod -Uri $url).assets.browser_download_url -match "aliyun-cli-windows"
+$aliyunArchivePath = Start-DownloadWithRetry -Url $aliyunLatest -Name "aliyun-cli.zip"
+
+Write-Host "Expand aliyun-cli archive"
+$aliyunPath = "C:\aliyun-cli"
+New-Item -Path $aliyunPath -ItemType Directory -Force
+Extract-7Zip -Path $aliyunArchivePath -DestinationPath $aliyunPath
+
+# Add aliyun-cli to path
+Add-MachinePathItem $aliyunPath
 
 Invoke-PesterTests -TestFile "Tools" -TestName "AliyunCli"