feat(warehouses): map GRN numbers to the goods owner

GRN-<DIR>-<DATE>-<REF8> carried no owner, so a note couldn't be
identified by who owns the cargo. Add an owner segment sourced from the
booking's company at every generation point (import, export, facility,
manual receive), keep REF8 for uniqueness, and label the GRN document
row Owner's Name.

apps/edr-freight-api/src/modules/train-scheduling/facility-handling.service.ts

@@ -48,10 +48,12 @@ export class FacilityHandlingService {
       if (!facility?.hasFacility) return null;
 
       const occurredAt = input.occurredAt ?? new Date();
+      // Mapped to the goods owner, same as every warehouse-raised GRN.
       const grnNumber = generateGrnNumber(
         booking.tradeDirection ?? 'DOMESTIC',
         booking.id,
         occurredAt,
+        booking.company?.name ?? null,
       );
 
       // Link the storage record when this facility keeps cargo — that link is