feat(jobs): order-level ship-readiness helpers

_fp_order_ship_state + _fp_mark_order_shipped enforce spec D4 ship-together:
the order ships only when every active job on it is awaiting_ship/done.
Shared by the tablet shipping endpoints and /fp/workspace/load.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

fusion_plating/fusion_plating_jobs/__manifest__.py

@@ -3,7 +3,7 @@
 # License OPL-1 (Odoo Proprietary License v1.0)
 {
     'name': 'Fusion Plating — Native Jobs',
-    'version': '19.0.11.4.0',
+    'version': '19.0.11.5.0',
     'category': 'Manufacturing/Plating',
     'summary': 'Native plating job model — replaces mrp.production / mrp.workorder bridge.',
     'author': 'Nexa Systems Inc.',