chore(planning): archive the delta-audit-followups bundle (#71)

Ship bookkeeping folded into PR #71: mark shipped (pr: 71), move the bundle
active -> archive, flip its Index line to Archived.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: lesnik512

planning/README.md

@@ -70,10 +70,12 @@ carry **no** frontmatter — living prose, dated by git.
 
 ### Active
 
-- **[delta-audit-followups](changes/active/2026-06-16.04-delta-audit-followups/change.md)** (2026-06-16) — Close the [2026-06-16 delta audit](audits/2026-06-16-delta-audit.md) Low findings: lock + document the rate-mode HALF_OPEN probe-failure re-open attribute shape. Tests + doc only.
+_None._
 
 ### Archived (shipped)
 
+- **[delta-audit-followups](changes/archive/2026-06-16.04-delta-audit-followups/change.md)** (#71, 2026-06-16) — Closed the [2026-06-16 delta audit](audits/2026-06-16-delta-audit.md) Low findings: rate-mode HALF_OPEN probe-failure re-open test + document-as-intended note. Tests + doc only, no release.
+
 - **[circuit-breaker-state](changes/archive/2026-06-16.03-circuit-breaker-state/design.md)** (#70, 2026-06-16) — Read-only `state` property + public `CircuitState` enum on the circuit breaker. Shipped 0.14.0; closed the read-only-state half of the deferred CircuitBreaker introspection item.
 
 - **[circuit-breaker-rate-mode](changes/archive/2026-06-16.02-circuit-breaker-rate-mode/design.md)** (#69, 2026-06-16) — Added an opt-in time-based failure-rate trip mode to the circuit breaker (classic stays default). Shipped 0.13.0; closed deferred item "CircuitBreaker v2 (a)".

…06-16.04-delta-audit-followups/change.md …06-16.04-delta-audit-followups/change.mdplanning/changes/active/2026-06-16.04-delta-audit-followups/change.md renamed to planning/changes/archive/2026-06-16.04-delta-audit-followups/change.md planning/changes/active/2026-06-16.04-delta-audit-followups/change.md renamed to planning/changes/archive/2026-06-16.04-delta-audit-followups/change.md

@@ -1,11 +1,11 @@
 ---
-status: draft
+status: shipped
 date: 2026-06-16
 slug: delta-audit-followups
 supersedes: null
 superseded_by: null
-pr: null
-outcome: null
+pr: 71
+outcome: Closed the 2026-06-16 delta-audit Low findings — rate-mode probe-failure re-open test (async+sync) + document-as-intended note. No source behavior change.
 ---
 
 # Change: Close the 2026-06-16 delta-audit Low findings