fix: remove supplier invoice date/posting date validation

(cherry picked from commit 7cff0ba)

Author: mihir-kandoi

erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py

@@ -1745,10 +1745,6 @@ def update_project(self):
 			project_doc.db_update()
 
 	def validate_supplier_invoice(self):
-		if self.bill_date:
-			if getdate(self.bill_date) > getdate(self.posting_date):
-				frappe.throw(_("Supplier Invoice Date cannot be greater than Posting Date"))
-
 		if self.bill_no:
 			if cint(frappe.get_single_value("Accounts Settings", "check_supplier_invoice_uniqueness")):
 				fiscal_year = get_fiscal_year(self.posting_date, company=self.company, as_dict=True)