Change way for versions-manifest.json gathering

packages-generation/manifest-validator.ps1

@@ -1,5 +1,5 @@
 param (
-    [Parameter(Mandatory)][string] $ManifestUrl,
+    [Parameter(Mandatory)][string] $ManifestPath,
     [string] $AccessToken
 )
 
@@ -38,19 +38,16 @@ function Test-DownloadUrl {
     }
 }
 
-Write-Host "Downloading manifest json from '$ManifestUrl'..."
-try {
-    $manifestResponse = Invoke-WebRequest -Method Get -Uri $ManifestUrl -Headers $webRequestHeaders -MaximumRetryCount 5 -RetryIntervalSec 10
-} catch {
-    Publish-Error "Unable to download manifest json from '$ManifestUrl'" $_
+if (-not (Test-Path $ManifestPath)) {
+    Publish-Error "Unable to find manifest json file at '$ManifestPath'"
     exit 1
 }
 
-Write-Host "Parsing manifest json content from '$ManifestUrl'..."
+Write-Host "Parsing manifest json content from '$ManifestPath'..."
 try {
-    $manifestJson = $manifestResponse.Content | ConvertFrom-Json
+    $manifestJson = $( Get-Content $ManifestPath ) | ConvertFrom-Json
 } catch {
-    Publish-Error "Unable to parse manifest json content '$ManifestUrl'" $_
+    Publish-Error "Unable to parse manifest json content '$ManifestPath'" $_
     exit 1
 }