fix comments

get-new-tool-versions/get-new-tool-versions.ps1

@@ -20,9 +20,8 @@ $VersionsToBuild = $VersionsFromDist | Where-Object { $VersionsFromManifest -not
 
 if ($VersionsToBuild) {
     $availableVersions = $VersionsToBuild -join ", "
-    $toolVersions = $availableVersions.Replace(",",", ")
+    Write-Host "The following versions are available to build:`n${availableVersions}"
-    Write-Host "The following versions are available to build:`n$toolVersions"
+    Write-Host "##vso[task.setvariable variable=TOOL_VERSIONS;isOutput=true]${availableVersions}"
-    Write-Host "##vso[task.setvariable variable=TOOL_VERSIONS;isOutput=true]$toolVersions"
 } else {
     Write-Host "There aren't versions to build"
 }