fix: for flutter 3.29 conditional import has to be dart.library.js_interop instead of dart.library.html

Author: steffenhaak

Diff for: lib/src/platform_info/platform_info.dart

@@ -2,7 +2,7 @@ import 'package:flutter/cupertino.dart';
 
 import 'package:matomo_tracker/src/platform_info/platform_info_interface.dart';
 import 'package:matomo_tracker/src/platform_info/platform_info_io.dart'
-    if (dart.library.html) 'package:matomo_tracker/src/platform_info/platform_info_web.dart';
+    if (dart.library.js_interop) 'package:matomo_tracker/src/platform_info/platform_info_web.dart';
 
 class PlatformInfo extends PlatformInfoInterface {
   PlatformInfo._internal();