Update remote message copy (#260)

Asana task:

https://app.asana.com/1/137249556945/project/1210594645229050/task/1211846462499274

This PR updates the remote message text to account for multiple days
instead of just the last one.

Author: jozsef-vesza

live/ios-config/ios-config.json

@@ -1,5 +1,5 @@
 {
-  "version": 79,
+  "version": 80,
   "messages": [
     {
       "id": "ios_privacy_pro_exit_survey_1",
@@ -358,7 +358,7 @@
       "id": "ios_winback_offer_urgency",
       "content": {
         "messageType": "big_two_action",
-        "titleText": "Last day to save 25%!",
+        "titleText": "Last chance to save 25%!",
         "descriptionText": "Stay protected with our VPN, private AI, and more. Resubscribe today and save 25%.",
         "placeholder": "PrivacyShield",
         "primaryActionText": "See Offer",