Revert location change for `_UseHelixOpenQueues` variable

nit: Remove extra `if`

.azure/pipelines/ci.yml

@@ -31,9 +31,9 @@ variables:
   value: .NETCORE
 - name: _DotNetValidationArtifactsCategory
   value: .NETCORE
-- name: _UseHelixOpenQueues
-  value: 'true'
 - ${{ if ne(variables['System.TeamProject'], 'internal') }}:
+  - name: _UseHelixOpenQueues
+    value: 'true'
   - name: _BuildArgs
     value: ''
   - name: _PublishArgs
@@ -53,7 +53,6 @@ variables:
   # to have it in two different forms
   - name: _InternalRuntimeDownloadCodeSignArgs
     value: /p:DotNetRuntimeSourceFeed=https://dotnetclimsrc.blob.core.windows.net/dotnet /p:DotNetRuntimeSourceFeedKey=$(dotnetclimsrc-read-sas-token-base64)
-- ${{ if eq(variables['System.TeamProject'], 'internal') }}:
   - group: DotNet-HelixApi-Access
   - name: _UseHelixOpenQueues
     value: 'false'