fix: add missing accounting scope accounting.budgets.read

Author: rpocklin

xero_accounting.yaml

@@ -19740,6 +19740,7 @@ components:
             profile: your profile information
             accounting.attachments: Grant read-write access to attachments
             accounting.attachments.read: Grant read-only access to attachments
+            accounting.budgets.read: Grant read-only access to read budgets
             accounting.contacts: Grant read-write access to contacts and contact groups
             accounting.contacts.read: Grant read-only access to contacts and contact groups
             accounting.journals.read: Grant read-only access to journals