fix: type issue

studio/hooks/queries/useProjectSubscription.ts

@@ -6,9 +6,12 @@ import { StripeSubscription } from 'components/interfaces/Billing'
 /**
  * Get project payg statistics
  *
+ * todo: this looks like a duplicate
+ * of /studio/hooks/misc/useProjectSubscription.tsx
+ *
  * @param ref project reference
  */
-export function useProjectSubscription(ref: string) {
+export function useProjectSubscription(ref: string | undefined) {
   const url = `${API_URL}/projects/${ref}/subscription`
   const { data, error } = useSWR<StripeSubscription & { error?: string }>(url, get)
   const anyError = data?.error || error