replace custom generic test with standard range between one

macros/tests/is_valid_percentage.sql

@@ -1,10 +0,0 @@
-/*
-The opinionated definition of a valid percentage for this macro:
-- It is between 0 and 1 (including 0 and 1 as valid values).
-*/
-{% test is_valid_percentage(model, column_name) %}
-    with validation as (select {{ column_name }} as value from {{ model }})
-    select *
-    from validation
-    where value > 1 or value < -1
-{% endtest %}