Update apps.json from ProStore v1.4.2

Author: github-actions[bot]

apps.json

@@ -25,6 +25,16 @@
         "https://raw.githubusercontent.com/ProStore-iOS/ProStore/refs/heads/main/gallery/Screenshot5.png"
       ],
       "versions": [
+        {
+          "version": "1.4.2",
+          "date": "2025-09-18T07:56:46+0000",
+          "localizedDescription": "What's new in Version 1.4.2?\n- Update to v1.4.2\n- Add better cert handling",
+          "downloadURL": "https://github.com/ProStore-iOS/ProStore/releases/download/v1.4.2/com.prostoreios.prostore-unsigned-ios.ipa",
+          "size": 3545477,
+          "sha256": "e0ac2ef3eb5f94361ba10af6cea0c7053345f1d155ef473f236b65706664743b",
+          "minOSVersion": "16.0",
+          "fullDate": "20250918075646"
+        },
         {
           "version": "1.4.1",
           "date": "2025-09-18T07:46:02+0000",