change variable contents

Author: alerickson

.ci/test.yml

@@ -81,18 +81,8 @@ jobs:
         $ADORepoName = "psrg-credprovidertest"
         $ADORepoUri = "https://pkgs.dev.azure.com/powershell-rel/PSResourceGet/_packaging/psrg-credprovidertest/nuget/v2"
 
-        $VSS_NUGET_EXTERNAL_FEED_ENDPOINTS = @"
-        {
-          "endpointCredentials": [
-            {
-              "endpoint": "$ADORepoUri",
-              "username": "AzureDevOps",
-              "password": "$($azt.Token)"
-            }
-          ]
-        }
-        "@
-        
+        $VSS_NUGET_EXTERNAL_FEED_ENDPOINTS = "{`"endpointCredentials`":[{`"endpoint`":`"$ADORepoUri`",`"username`":`"AzureDevOps`",`"password`":`"$($azt.Token)`"}]}"
+
         $vstsCommandString = "vso[task.setvariable variable=VSS_NUGET_EXTERNAL_FEED_ENDPOINTS]$VSS_NUGET_EXTERNAL_FEED_ENDPOINTS"
         Write-Host "sending " + $vstsCommandString
         Write-Host "##$vstsCommandString"