fix environment

xr0master · xr0master · commit bf59a0a7f1b8 · 2023-07-09T22:59:27.000+08:00
diff --git a/pubspec.yaml b/pubspec.yaml
@@ -5,7 +5,7 @@ homepage: https://www.emailjs.com
 repository: https://github.com/emailjs-com/emailjs-flutter
 
 environment:
-  sdk: '>=2.18.2 <3.0.0'
+  sdk: '>=2.18.2 <4.0.0'
   flutter: ">=1.17.0"
 
 dependencies:
