feat(fusion_accounting_bank_rec): bulk reconcile wizard for selected lines

TransientModel + view + binding action so users can select bank lines
from any list view and bulk-apply either engine.reconcile_batch or
a chosen reconcile model.

Made-with: Cursor

fusion_accounting_bank_rec/__manifest__.py

@@ -1,6 +1,6 @@
 {
     'name': 'Fusion Accounting — Bank Reconciliation',
-    'version': '19.0.1.0.19',
+    'version': '19.0.1.0.20',
     'category': 'Accounting/Accounting',
     'sequence': 28,
     'summary': 'Native V19 bank reconciliation widget with AI confidence scoring + behavioural learning.',
@@ -32,6 +32,7 @@ Built by Nexa Systems Inc.
         'security/ir.model.access.csv',
         'data/cron.xml',
         'wizards/auto_reconcile_wizard_views.xml',
+        'wizards/bulk_reconcile_wizard_views.xml',
     ],
     'assets': {
         'web.assets_backend': [