Changes to List usage

for the query request parameter time_granularity, default value daily was added

added the new SYP enum value to the usages/items/amount_currency response property for the response status 200

added the new TND enum value to the usages/items/amount_currency response property for the response status 200

added the enum value SYP to the property allOf[Currency]/ of the query request parameter currency

added the enum value TND to the property allOf[Currency]/ of the query request parameter currency

the response property usages/items/is_billable_metric_deleted became required for the status 200