downgrade mobile scanner do be able to build with xcode 15.2

Author: clangenb

README.md

@@ -31,7 +31,7 @@ Encointer wallet and client for mobile phones
 - Dart sdk: ">=3.2.0 <4.0.0"
 - flutter: "3.27.1"
 - Android: minSdkVersion 21
-- iOS: --ios-language swift, Xcode version >= 15.3
+- iOS: --ios-language swift, Xcode version >= 15.2
 
 # Build Instructions
 

app/pubspec.lock

@@ -1066,10 +1066,10 @@ packages:
     dependency: "direct main"
     description:
       name: mobile_scanner
-      sha256: "728828a798d1a2ee506beb652ca23d974c542c96ed03dcbd5eaf97bef96cdaad"
+      sha256: d234581c090526676fd8fab4ada92f35c6746e3fb4f05a399665d75a399fb760
       url: "https://pub.dev"
     source: hosted
-    version: "6.0.2"
+    version: "5.2.3"
   mobx:
     dependency: "direct main"
     description:

app/pubspec.yaml

@@ -51,7 +51,7 @@ dependencies:
 
   # QR code generator & reader
   pretty_qr_code: ^3.3.0
-  mobile_scanner: ^6.0.2
+  mobile_scanner: ^5.2.3 # Higher version needs xcode 15.3, which in turn needs macos 14 in CI, which can't run docker...
   aes_ecb_pkcs5_flutter: ^0.1.2 # Todo: #1460: replace with alternative package
   permission_handler: ^11.3.1
   flutter_svg: ^2.0.17