Merge pull request #29831 from overleaf/visible-coupon-input

[web] Visible coupon input

GitOrigin-RevId: 491783c5b0027990fa54af92dcdd1d7af718cf23

services/web/frontend/js/utils/splitTestUtils.ts

@@ -4,7 +4,10 @@ export function isSplitTestEnabled(name: string) {
   return getMeta('ol-splitTestVariants')?.[name] === 'enabled'
 }
 
-export function getSplitTestVariant(name: string, fallback?: string) {
+export function getSplitTestVariant(
+  name: string,
+  fallback: string = 'default'
+) {
   return getMeta('ol-splitTestVariants')?.[name] || fallback
 }