Correct arg names in code example

README.md

@@ -156,8 +156,8 @@ This can be calculated relatively quickly compared to other macros in this packa
 {% endset %}
 
 {{ audit_helper.quick_are_queries_identical(
-    a_query = old_query,
-    b_query = new_query,
+    query_a = old_query,
+    query_b = new_query,
     columns=['order_id', 'amount', 'customer_id']
   ) 
 }}