docs(spec): ActionSchema.outcomeMessages states the action's one translation address

The property docblock still described the retired object-scoped-then-
globalActions order. It now says a bound action reads its object's
_actions copy and an object-less action reads globalActions.

Claude-Session: https://claude.ai/code/session_01YDt3PzwfrkuFzUBF89WPmM
Co-authored-by: Claude <noreply@anthropic.com>

Author: claude

packages/spec/src/ui/action.zod.ts

@@ -1346,9 +1346,10 @@ const actionObject = () => strictObject({
    * `operation: 'update'` (no handler, so no outcome). Each would parse clean
    * and never be read — the ADR-0078 shape this file refuses at authoring time.
    *
-   * **Translation** rides beside `successMessage`:
-   * `objects.<object>._actions.<action>.outcomeMessages.<outcome>`, then
-   * `globalActions.<action>.outcomeMessages.<outcome>` (`translateAction`).
+   * **Translation** rides beside `successMessage`, at the action's one
+   * address (`translateAction`): a bound action reads
+   * `objects.<object>._actions.<action>.outcomeMessages.<outcome>`, and an
+   * object-less action reads `globalActions.<action>.outcomeMessages.<outcome>`.
    *
    * Liveness `planned` until the console reader lands — the ledger row names
    * its carrier.