1.1.2 (47): fix subscription purchase button fallback

Remove legacy CONSUMABLE fallback from monthlyProduct — when the
subscription fails to load, the UI now shows the retry state instead
of silently offering the legacy one-time product for purchase.
Legacy purchasers retain access via hasActiveSubscription() as before.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

MealMood/Services/StoreManager.swift

@@ -120,13 +120,7 @@ final class StoreManager: ObservableObject {
         if let match = products.first(where: { $0.id == Self.monthlyProductId && $0.type == .autoRenewable }) {
             return match
         }
-        if let match = products.first(where: { $0.type == .autoRenewable }) {
-            return match
-        }
-        if let match = products.first(where: { $0.id == Self.legacyOneTimeProductId }) {
-            return match
-        }
-        return products.first
+        return products.first(where: { $0.type == .autoRenewable })
     }
 
     var debugProductIds: [String] { productIds }