feat: ADP Export Files menu with filestore storage, remove Sync All button

- Add fusion_claims.adp.export.record model with filestore-backed Binary field
  for tracking exported ADP claims files organized by Year > Month > Posting Period
- Add tree/form/search views with default group-by hierarchy, latest first
- Add "Export Files" menuitem under ADP menu section
- Add bulk ZIP download server action for multi-select export
- Replace Documents app storage with new model in export wizard
- Remove Documents-related methods (_save_to_documents, folder creation)
- Add migration button in Settings to move existing Documents files
- Fix Export ADP button visibility: only show on ADP portion invoices
- Remove redundant Sync All button from invoice form
- Add ACL entries for billing users (read/create) and managers (full CRUD)
- Bump version to 19.0.7.3.0

Made-with: Cursor

fusion_claims/__manifest__.py

@@ -5,7 +5,7 @@
 
 {
     'name': 'Fusion Claims',
-    'version': '19.0.7.2.0',
+    'version': '19.0.7.3.0',
     'category': 'Sales',
     'summary': 'Complete ADP Claims Management with Dashboard, Sales Integration, Billing Automation, and Two-Stage Verification.',
     'description': """
@@ -134,6 +134,7 @@
         'views/dashboard_views.xml',
         'views/client_profile_views.xml',
         'wizard/xml_import_wizard_views.xml',
+        'views/adp_export_record_views.xml',
         'views/adp_claims_views.xml',
         'views/submission_history_views.xml',
         'views/product_template_adp_views.xml',