test: cover targeted and expired ledger claims

Co-authored-by: genichin <4282227+genichin@users.noreply.github.com>

trex_core/application/ledger_outbox.py

@@ -522,10 +522,16 @@ class InMemoryLedgerOutbox:
         *,
         correlation_id: str | None = None,
     ) -> list[LedgerWorkItem]:
-        pending = self.list_pending(limit if correlation_id is None else max(limit, 1))
         if correlation_id is None:
-            return pending[:limit]
-        return [row for row in pending if row.correlation_id == correlation_id][:1]
+            return self.list_pending(limit)
+        now = self._now()
+        with self._lock:
+            row = self._rows.get(correlation_id)
+            if row is None or row.status is not WorkItemStatus.PENDING:
+                return []
+            if row.next_retry_at is not None and row.next_retry_at > now:
+                return []
+            return [row]
 
     def pending_cash_delta(self) -> dict[str, float]:
         with self._lock: