Update merchant id

Author: BPerlakiH

Model/Payment.swift

@@ -22,7 +22,7 @@ struct Payment {
 
     let completeSubject = PassthroughSubject<Bool, Never>()
 
-    static let merchantId = "merchant.org.kiwix"
+    static let merchantId = "merchant.org.kiwix.apple"
     static let paymentSubscriptionManagingURL = "https://www.kiwix.org"
     static let supportedNetworks: [PKPaymentNetwork] = [
         .masterCard,

project.yml

@@ -59,7 +59,7 @@ targetTemplates:
         com.apple.security.files.user-selected.read-write: true
         com.apple.security.network.client: true
         com.apple.security.print: true
-        com.apple.developer.in-app-payments: [merchant.org.kiwix]
+        com.apple.developer.in-app-payments: [merchant.org.kiwix.apple]
     dependencies:
       - framework: CoreKiwix.xcframework
         embed: false