updated project dependencies and sdk. Comptaible with Flutter 3.35.3

lib/view/pages/files/fileElement.dart

@@ -1,11 +1,11 @@
 import 'dart:io';
 
-import 'package:better_open_file/better_open_file.dart';
 import 'package:filesize/filesize.dart';
 import 'package:flowder/flowder.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:jiffy/jiffy.dart';
+import 'package:open_filex/open_filex.dart';
 import '../../../widget/infoDialog.dart';
 import 'package:nextcloud/nextcloud.dart';
 import 'package:path_provider/path_provider.dart';

lib/view/pages/talk/components/chatBubble.dart

@@ -1,4 +1,3 @@
-import 'package:better_open_file/better_open_file.dart';
 import 'package:bubble/bubble.dart';
 import 'package:emoji_picker_flutter/emoji_picker_flutter.dart' as emojis;
 import 'package:flowder/flowder.dart';
@@ -6,6 +5,7 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:jiffy/jiffy.dart';
+import 'package:open_filex/open_filex.dart';
 import '../../../../extensions/text.dart';
 import 'package:provider/provider.dart';
 

lib/widget/fileViewer.dart

@@ -1,8 +1,8 @@
 import 'dart:io';
 import 'dart:math';
 
-import 'package:better_open_file/better_open_file.dart';
 import 'package:flutter/material.dart';
+import 'package:open_filex/open_filex.dart';
 import 'package:photo_view/photo_view.dart';
 import 'package:provider/provider.dart';
 import 'package:share_plus/share_plus.dart';
@@ -93,7 +93,7 @@ class _FileViewerState extends State<FileViewer> {
         );
 
       default:
-        OpenFile.open(widget.path).then((result) {
+        OpenFilex.open(widget.path).then((result) {
           Navigator.of(context).pop();
           if(result.type != ResultType.done) {
             showDialog(context: context, builder: (context) => AlertDialog(