Update altstore.json

Author: FaizanDurrani

altstore.json

@@ -7,7 +7,7 @@
       "bundleIdentifier": "com.faizandurrani.paperback.ios",
       "developerName": "Faizan Durrani",
       "subtitle": "An Ad-Free Comic/Book reader for iOS, Supports Komga and external sources.",
-      "version": "0.7-r38",
+      "version": "0.7",
       "versionDate": "2022-05-11T21:15:12Z",
       "versionDescription": "Bug Fixes and Improvements",
       "downloadURL": "https://github.com/Paperback-iOS/app/releases/download/v0.7-r38/Paperback.ipa",