Use node 16.6.2 (Azure#25817)

Author: pakrym

eng/pipelines/templates/jobs/ci.yml

@@ -151,7 +151,8 @@ jobs:
           SourceDirectory: $(Build.SourcesDirectory)
       - task: NodeTool@0
         inputs:
-          versionSpec: '16.x'
+          # https://github.com/nodejs/node/issues/40468
+          versionSpec: '16.6.2'
         displayName: 'Install NodeJS'
       - template: /eng/pipelines/templates/steps/install-dotnet.yml
       - task: DotNetCoreCLI@2