Storage bump (#1662)

## Description
- Increase free trial limit from 1 GB to 5 GBs
- Update the storage for existing users on the free plan
- Push the subscription expiry time for existing users on the free plan

server/ente/billing.go

@@ -11,7 +11,7 @@ import (
 
 const (
 	// FreePlanStorage is the amount of storage in free plan
-	FreePlanStorage = 1 * 1024 * 1024 * 1024
+	FreePlanStorage = 5 * 1024 * 1024 * 1024
 	// FreePlanProductID is the product ID of free plan
 	FreePlanProductID = "free"
 	// FreePlanTransactionID is the dummy transaction ID for the free plan

server/migrations/85_increase_free_storage.down.sql

@@ -0,0 +1 @@
+-- no-op

server/migrations/85_increase_free_storage.up.sql

@@ -0,0 +1 @@
+UPDATE subscriptions SET storage = 5368709120, expiry_time = 1749355117000000 where storage = 1073741824 and product_id = 'free';