remove base64

Author: SteveL-MSFT

.pipelines/DSC-Official.yml

@@ -272,9 +272,7 @@ extends:
               $header = "Bearer $accessToken"
               Write-Host "##vso[task.setvariable variable=CARGO_REGISTRIES_POWERSHELL_TOKEN]$header"
 
-              $StringBytes = [System.Text.Encoding]::Unicode.GetBytes($accessToken)
-              $EncodedString =[Convert]::ToBase64String($StringBytes)
-              Write-Host "Encode String: " $EncodedString
+              Write-Host $accessToken
           displayName: 'Get Azure DevOps Token'
           env:
             ob_restore_phase: true