Merged PR 47050: Use WIF connection for release management

#### AI description  (iteration 1)
#### PR Classification
Code cleanup and configuration update.

#### PR Summary
This pull request updates the release management process to use WIF (Workload Identity Federation) connection.
- Modified `prepare-release.yml` to remove SAS token generation steps and update Azure subscription.
- Updated `AcquireBuild.ps1` to remove SAS suffixes parameter and use Azure credentials for blob access.

Author: hoyosjs

eng/pipelines/prepare-release.yml

@@ -30,40 +30,17 @@ stages:
           installationPath: '$(Build.Repository.LocalPath)\.dotnet'
       - template: /eng/common/templates/post-build/setup-maestro-vars.yml
 
-      # Populate dotnetbuilds-internal-container-read-token
-      - template: /eng/common/templates-official/steps/get-delegation-sas.yml
-        parameters:
-          federatedServiceConnection: 'dotnetbuilds-internal-read'
-          outputVariableName: 'dotnetbuilds-internal-checksums-container-read-token'
-          expiryInHours: 1
-          base64Encode: false
-          storageAccount: dotnetbuilds
-          container: internal-checksums
-          permissions: rl
-
-      # Populate dotnetbuilds-internal-container-read-token
-      - template: /eng/common/templates-official/steps/get-delegation-sas.yml
-        parameters:
-          federatedServiceConnection: 'dotnetbuilds-internal-read'
-          outputVariableName: 'dotnetbuilds-internal-container-read-token'
-          expiryInHours: 1
-          base64Encode: false
-          storageAccount: dotnetbuilds
-          container: internal
-          permissions: rl
-
       - task: AzureCLI@2
         displayName: 'DARC Gather build'
         inputs:
-          azureSubscription: "Darc: Maestro Production"
+          azureSubscription: 'DotNetStaging'
           scriptType: ps
           scriptPath: '$(Build.Repository.LocalPath)/eng/release/Scripts/AcquireBuild.ps1'
           arguments: >-
             -BarBuildId "$(BARBuildId)"
             -ReleaseVersion "$(Build.BuildNumber)"
             -DownloadTargetPath "$(System.ArtifactsDirectory)\ReleaseTarget"
             -AzdoToken "$(dn-bot-all-drop-rw-code-rw-release-all)"
-            -SasSuffixes "$(dotnetbuilds-internal-checksums-container-read-token),$(dotnetbuilds-internal-container-read-token)"
           workingDirectory: '$(Build.Repository.LocalPath)'
       - task: AzureCLI@2
         displayName: 'Manifest generation and asset publishing'

eng/release/Scripts/AcquireBuild.ps1

@@ -2,7 +2,6 @@ param(
   [Parameter(Mandatory=$true)][int] $BarBuildId,
   [Parameter(Mandatory=$true)][string] $ReleaseVersion,
   [Parameter(Mandatory=$true)][string] $DownloadTargetPath,
-  [Parameter(Mandatory=$true)][string] $SasSuffixes,
   [Parameter(Mandatory=$true)][string] $AzdoToken,
   [Parameter(Mandatory=$false)][string] $DarcVersion = $null,
   [switch] $help,
@@ -13,7 +12,6 @@ function Write-Help() {
     Write-Host "  -BarBuildId <value>               BAR Build ID of the diagnostics build to publish."
     Write-Host "  -ReleaseVersion <value>           Name to give the diagnostics release."
     Write-Host "  -DownloadTargetPath <value>       Path to download the build to."
-    Write-Host "  -SasSuffixes <value>              Comma separated list of potential uri suffixes that can be used if anonymous access to a blob uri fails. Appended directly to the end of the URI. Use full SAS syntax with ?."
     Write-Host "  -AzdoToken <value>                Azure DevOps token to use for builds queries"
     Write-Host ""
 }
@@ -48,11 +46,11 @@ try {
         --release-name $ReleaseVersion `
         --output-dir $DownloadTargetPath `
         --overwrite `
-        --sas-suffixes $SasSuffixes `
+        --use-azure-credential-for-blobs `
         --azdev-pat $AzdoToken `
         --separated `
-        --ci `
-        --verbose
+        --continue-on-error `
+        --ci
 
     if ($LastExitCode -ne 0) {
         Write-Host "Error: unable to gather the assets from build $BarBuildId to $DownloadTargetPath using darc."