bump min Flutter to 3.27.0

Author: bartekpacia

lib/flutter_downloader.dart

@@ -9,8 +9,7 @@
 ///
 /// * author: hunghd
 /// * email: [email protected]
-
-library flutter_downloader;
+library;
 
 export 'src/downloader.dart';
 export 'src/exceptions.dart';

lib/src/downloader.dart

@@ -1,3 +1,4 @@
+// In some cases, it's hard to get around calls on 'dynamic'.
 // ignore_for_file: avoid_dynamic_calls
 
 import 'dart:async';
@@ -438,6 +439,7 @@ class FlutterDownloader {
   /// Prints [message] to console if [_debug] is true.
   static void _log(String? message) {
     if (_debug) {
+      // Using print here seeems good enough.
       // ignore: avoid_print
       print(message);
     }

pubspec.yaml

@@ -15,8 +15,8 @@ flutter:
         pluginClass: FlutterDownloaderPlugin
 
 environment:
-  sdk: ">=3.3.0 <4.0.0"
-  flutter: ">=3.19.0"
+  sdk: ">=3.6.0 <4.0.0"
+  flutter: ">=3.27.0"
 
 dependencies:
   flutter:
@@ -25,4 +25,4 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  leancode_lint: ^12.1.0
+  leancode_lint: ^15.0.0