fix(#3805): audit-uat honours the audit_acknowledged marker via the shared predicate (#4025)

* test(#3805): audit-uat must honour the audit_acknowledged marker

* fix(#3805): route audit-uat's UAT and VERIFICATION scans through the shared acknowledged predicate

* chore(#3805): changeset fragment (pr number backfilled after PR creation)

* chore(#3805): backfill changeset PR number (4025)

---------

Co-authored-by: sim <sim@local>

scripts/lint-test-file-count.allowlist.json

@@ -256,9 +256,10 @@
         "audit-command-cutover.test.cjs",
         "audit-fix-command.test.cjs",
         "audit-milestone-filename-guard.test.cjs",
+        "audit-uat-acknowledged.test.cjs",
         "audit-workstream-layouts.test.cjs"
       ],
-      "issue": "#3804 \u2014 the layout tests drive the real audit-uat CLI against on-disk workstream fixtures; the existing audit suites cover the CLI cutover and the filename contract, and this covers phase-directory enumeration"
+      "issue": "#3804/#3805 \u2014 audit-layout and acknowledged-marker suites drive the real audit-uat CLI against on-disk fixtures"
     }
   }
 }