fix: QR Code multi currency issue

When try to scan qr code on app it is showing correct values for multi currencies because it is not getting base amount

erpnext/regional/saudi_arabia/utils.py

@@ -87,7 +87,7 @@ def create_qr_code(doc, method=None):
 		tlv_array.append("".join([tag, length, value]))
 
 		# Invoice Amount
-		invoice_amount = str(doc.grand_total)
+		invoice_amount = str(doc.base_grand_total)
 		tag = bytes([4]).hex()
 		length = bytes([len(invoice_amount)]).hex()
 		value = invoice_amount.encode("utf-8").hex()
@@ -147,7 +147,7 @@ def get_vat_amount(doc):
 
 	for tax in doc.get("taxes"):
 		if tax.account_head in vat_accounts:
-			vat_amount += tax.tax_amount
+			vat_amount += tax.base_tax_amount
 
 	return vat_amount