Fix typo in merge-queue stage condition

azure-pipelines.yml

@@ -204,7 +204,7 @@ stages:
   # There's no reason to have multiple stages in this case, because we're
   # expecting it to pass.  Having more than one stage frustrates parallel
   # throughput in low-contention cases, and guarantees a longer critical path.
-  - ${{ if and(eq(variables['Build.Reason'], 'IndividualCI'), startsWith(variables['Build.SourceBranch'], 'refs/heads/gh-merge-queue')) }}:
+  - ${{ if and(eq(variables['Build.Reason'], 'IndividualCI'), contains(variables['Build.SourceBranch'], 'gh-readonly-queue')) }}:
     - stage: "Merge_Queue"
       displayName: "Merge queue"
       jobs: