TF-3940 Fix cozy browser back issue

lib/main/utils/app_config.dart

@@ -75,4 +75,6 @@ class AppConfig {
   static bool get isWebSocketEchoPingEnabled => dotenv.get('WS_ECHO_PING', fallback: 'false') == 'true';
 
   static bool get isCozyIntegrationEnabled => dotenv.get('COZY_INTEGRATION', fallback: 'false') == 'true';
+
+  static String get cozyExternalBridgeVersion => dotenv.get('COZY_EXTERNAL_BRIDGE_VERSION', fallback: '0.16.1');
 }

lib/main/utils/cozy_integration.dart

@@ -11,7 +11,7 @@ class CozyIntegration {
 
     try {
       final cozyConfig = CozyConfigManager();
-      await cozyConfig.injectCozyScript();
+      await cozyConfig.injectCozyScript(AppConfig.cozyExternalBridgeVersion);
       await cozyConfig.initialize();
     } catch (e) {
       logError('CozyIntegration::integrateCozy:Exception = $e');