Migrate to TextScaler

- https://docs.flutter.dev/release/breaking-changes/deprecate-textscalefactor

Author: mono0926

example/ios/Podfile.lock

@@ -27,7 +27,7 @@ SPEC CHECKSUMS:
   Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
   image_picker_ios: 4a8aadfbb6dc30ad5141a2ce3832af9214a705b5
   mono_kit: 67c15c1486e232d7f44ac47286933e80aa02f7a3
-  url_launcher_ios: 08a3dfac5fb39e8759aeb0abbd5d9480f30fc8b4
+  url_launcher_ios: 68d46cc9766d0c41dbdc884310529557e3cd7a86
 
 PODFILE CHECKSUM: ef19549a9bc3046e7bb7d2fab4d021637c0c58a3
 

lib/src/modal_action_sheet/cupertino_modal_action_sheet.dart

@@ -1,5 +1,3 @@
-import 'dart:math';
-
 import 'package:adaptive_dialog/src/action_callback.dart';
 import 'package:adaptive_dialog/src/extensions/extensions.dart';
 import 'package:flutter/cupertino.dart';
@@ -29,19 +27,13 @@ class CupertinoModalActionSheet<T> extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final mediaQuery = MediaQuery.of(context);
     final title = this.title;
     final message = this.message;
     return PopScope(
       canPop: canPop,
       onPopInvoked: onPopInvoked,
-      child: MediaQuery(
-        data: mediaQuery.copyWith(
-          // `CupertinoAlertDialog` overrides textScaleFactor
-          // to keep larger than 1, but `CupertinoActionSheet` doesn't.
-          // https://twitter.com/_mono/status/1266997626693509126
-          textScaler: TextScaler.linear(max(1, mediaQuery.textScaleFactor)),
-        ),
+      child: MediaQuery.withClampedTextScaling(
+        minScaleFactor: 1,
         child: CupertinoActionSheet(
           title: title == null ? null : Text(title),
           message: message == null ? null : Text(message),