fix: correct AltStore icon URL to assets/images/logo.png

apps.json

@@ -11,7 +11,7 @@
       "versionDate": "2026-03-14",
       "downloadURL": "https://github.com/zarzet/SpotiFLAC-Mobile/releases/download/v3.8.0/SpotiFLAC-v3.8.0-ios-unsigned.ipa",
       "localizedDescription": "Mobile version of SpotiFLAC written in Flutter. Download Tracks in true FLAC from Tidal, Qobuz, & Amazon Music.",
-      "iconURL": "https://raw.githubusercontent.com/zarzet/SpotiFLAC-Mobile/main/assets/icon/icon.png",
+      "iconURL": "https://raw.githubusercontent.com/zarzet/SpotiFLAC-Mobile/main/assets/images/logo.png",
       "size": 33659289
     }
   ]