fix: update Xcode version to 16.2 in Codemagic workflows

Author: Nutchanon Ninyawee

codemagic.yaml

@@ -6,7 +6,7 @@ workflows:
     working_directory: playground/thai_idcard_reader_test
     environment:
       flutter: 3.24.0
-      xcode: 15.4
+      xcode: 16.2
       cocoapods: default
     scripts:
       - name: Get Flutter dependencies
@@ -28,7 +28,7 @@ workflows:
     working_directory: playground/thai_idcard_reader_test
     environment:
       flutter: 3.24.0
-      xcode: 15.4
+      xcode: 16.2
       cocoapods: default
       ios_signing:
         distribution_type: development