Merge pull request #603 from navaronbracke/android_namespace

fix: Add namespace to mobile_scanner for Android

+## 3.2.1
+Bugs fixed:
+* [Android] Fix Gradle 8 compatibility by adding the `namespace` attribute to the build.gradle.
+
 ## 3.2.0
 Improvements:
 * [iOS] Updated GoogleMLKit/BarcodeScanning to 4.0.0 

@@ -43,6 +43,8 @@ android {
     defaultConfig {
         minSdkVersion 21
     }
+
+    namespace 'dev.steenbakker.mobile_scanner'
 }
 
 dependencies {

 name: mobile_scanner
 description: A universal barcode and QR code scanner for Flutter based on MLKit. Uses CameraX on Android, AVFoundation on iOS and Apple Vision & AVFoundation on macOS.
-version: 3.2.0
+version: 3.2.1
 repository: https://github.com/juliansteenbakker/mobile_scanner
 
 environment: