New message for privacy pro promotion with origin (#124)

Confirm message conforms to specifications:
https://app.asana.com/0/1204739911139421/1208278640816845/f

To test:
- Update the privacy config URL in the app to this
https://jsonblob.com/api/1316093317871755264 (which has the same changes
as the privacy config
[PR](duckduckgo/privacy-configuration#2569))
- Ensure your device locale is `en_US`, that you are not subscribed to
privacy pro but that you are eligible
- In `RemoteMessagingClient.swift` update the debug URL to use the
staging URL from the github action below
- Launch the app and confirm the message is presented. Check the remote
message pixels that are being fired and confirm a randomised subset of
params are being included e.g.

![image](https://github.com/user-attachments/assets/84451c01-517e-424b-a631-e717d54a5a90)

---------

Co-authored-by: Sam Symons <[email protected]>

live/ios-config/ios-config.json

@@ -1,5 +1,5 @@
 {
-  "version": 48,
+  "version": 49,
   "messages": [
     {
       "id": "ios_privacy_pro_exit_survey_1",
@@ -44,6 +44,23 @@
         3
       ]
     },
+    {
+      "id": "funnel_pro_iosrmf_announcement",
+      "content": {
+        "messageType": "big_single_action",
+        "titleText": "Enjoy peace of mind with our VPN!",
+        "descriptionText": "Boost protection with a fast, secure VPN + 2 more premium services.",
+        "placeholder": "PrivacyShield",
+        "primaryActionText": "Get Privacy Pro",
+        "primaryAction": {
+          "type": "url",
+          "value": "https://duckduckgo.com/pro?origin=funnel_pro_iosrmf_announcement"
+        }
+      },
+      "matchingRules": [
+        5
+      ]
+    },
     {
       "id": "ddg_ios_survey_1",
       "content": {
@@ -127,6 +144,23 @@
           "min": "7.124.0.1"
         }
       }
+    },
+    {
+      "id": 5,
+      "attributes": {
+        "pproSubscriber": {
+          "value": false
+        },
+        "pproEligible": {
+          "value": true
+        },
+        "locale": {
+          "value": ["en-US"]
+        },
+        "appVersion": {
+          "min": "7.131.0.1"
+        }
+      }
     }
   ]
 }