chore(ci): drop triage diagnostics step

Claude-Session: https://claude.ai/code/session_01AGgakTTTYXR67JtMxubBUS

Author: DaleSeo

.github/workflows/triage.yml

@@ -215,17 +215,6 @@ jobs:
               exit 1
             }
 
-      - name: Diagnostics
-        if: always()
-        run: |
-          set -euo pipefail
-          echo "issue json: $(wc -c < triage-issue.json) bytes"
-          echo "result json: $(wc -c < codex-result.json 2>/dev/null || echo 0) bytes"
-          echo "events: $(wc -l < codex-events.jsonl) lines"
-          echo "--- event types ---"
-          jq -r '.item.type // empty' codex-events.jsonl 2>/dev/null \
-            | sort | uniq -c | sort -rn
-
       - name: Persist refreshed auth.json
         if: always()
         env: