Fix doc drift; document no-enforce-mode and universal publish

Corrections surfaced by doc-auditor + start9-spec-checker:
- testing.md: api suite 47 -> 54
- payments.md: FK enforcement confirmed at db/mod.rs:29
- startos-packaging.md: publish.sh now ships a universal s9pk
- licensing-tiers.md: record enforce-mode retirement and Creator caps
Refresh Current state for the StartOS submission-blocker work.

docs/guides/testing.md

@@ -54,7 +54,9 @@ webhook settle-confirmation guard (see [payments](payments.md)).
 
 The 3 `:52`-era known-failing tests are **resolved**: the two `paid_purchase_*`
 greened via the seam, the dead `payment_provider_preference_round_trip` deleted.
-api suite is now **47 pass / 0 fail**; all other suites green.
+api suite is now **54 pass / 0 fail** (47 after the `:52` fixes, plus the
+post-`:54` scoped-key role-boundary and settle-tripwire tests); all other
+suites green.
 
 ## Cross-language wire-format tests