Shell full-suite comparison

Workflow runs for Shell full-suite comparison

• test: preserve native background sleep process identity

  failed:
  Shell full-suite comparison#2:Commitadd4fb1pushedbyzengleixin-amd
  feature/leixin/ci-shell-full-comparison-20260922

  Sep 22, 202630m 12s
  More actions for workflow run 2

• ci: compare full suites with trace-only test clocks

  failed:
  Shell full-suite comparison#1:Commitc24b171pushedbyzengleixin-amd
  feature/leixin/ci-shell-full-comparison-20260922

  Sep 22, 202613m 21s
  More actions for workflow run 1