Add geo-pricing split test for enabling LATAM currencies (#13663)

* Implement LATAM geo-pricing split test

* Hide Paypal if currency is one of INR, COP, CLP, PEN

* Only send the LATAM/INR banner events when banner is rendered

* Workaround in Subscription dashboard for CLP not having minor units

GitOrigin-RevId: a677086a7762900563558126d2f81a4c57bbe9d7

services/web/frontend/js/features/subscription/data/currency.ts

@@ -11,6 +11,11 @@ export const currencies = <const>{
   CHF: 'Fr',
   SGD: '$',
   INR: '₹',
+  BRL: 'R$',
+  MXN: '$',
+  COP: '$',
+  CLP: '$',
+  PEN: 'S/',
 }
 
 type Currency = typeof currencies