Revert "Added bank account reference in supplier dashboard"

This reverts commit 7ee8a209647ee6a09557d8e40fc8712ec9321e49.
diff --git a/erpnext/buying/doctype/supplier/supplier_dashboard.py b/erpnext/buying/doctype/supplier/supplier_dashboard.py
index f346e7e..887a093 100644
--- a/erpnext/buying/doctype/supplier/supplier_dashboard.py
+++ b/erpnext/buying/doctype/supplier/supplier_dashboard.py
@@ -9,9 +9,8 @@
 		'heatmap_message': _('This is based on transactions against this Supplier. See timeline below for details'),
 		'fieldname': 'supplier',
 		'non_standard_fieldnames': {
-			'Payment Entry': 'party_name',
-			'Bank Account': 'party'
-		},		
+			'Payment Entry': 'party_name'
+		},
 		'transactions': [
 			{
 				'label': _('Procurement'),
@@ -26,10 +25,6 @@
 				'items': ['Payment Entry']
 			},
 			{
-				'label': _('Bank'),
-				'items': ['Bank Account']
-			},
-			{
 				'label': _('Pricing'),
 				'items': ['Pricing Rule']
 			}