chore: Updates Flutter version requirements.

.flutter-plugins-dependencies

@@ -1 +1 @@
-{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"url_launcher_ios","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_ios-6.1.5/","native_build":true,"dependencies":[]}],"android":[{"name":"url_launcher_android","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_android-6.1.0/","native_build":true,"dependencies":[]}],"macos":[{"name":"url_launcher_macos","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_macos-3.0.7/","native_build":true,"dependencies":[]}],"linux":[{"name":"url_launcher_linux","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_linux-3.0.6/","native_build":true,"dependencies":[]}],"windows":[{"name":"url_launcher_windows","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_windows-3.0.8/","native_build":true,"dependencies":[]}],"web":[{"name":"url_launcher_web","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_web-2.0.19/","dependencies":[]}]},"dependencyGraph":[{"name":"url_launcher","dependencies":["url_launcher_android","url_launcher_ios","url_launcher_linux","url_launcher_macos","url_launcher_web","url_launcher_windows"]},{"name":"url_launcher_android","dependencies":[]},{"name":"url_launcher_ios","dependencies":[]},{"name":"url_launcher_linux","dependencies":[]},{"name":"url_launcher_macos","dependencies":[]},{"name":"url_launcher_web","dependencies":[]},{"name":"url_launcher_windows","dependencies":[]}],"date_created":"2023-10-23 14:05:03.670426","version":"3.10.6"}
+{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"url_launcher_ios","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_ios-6.1.5/","native_build":true,"dependencies":[]}],"android":[{"name":"url_launcher_android","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_android-6.1.0/","native_build":true,"dependencies":[]}],"macos":[{"name":"url_launcher_macos","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_macos-3.0.7/","native_build":true,"dependencies":[]}],"linux":[{"name":"url_launcher_linux","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_linux-3.0.6/","native_build":true,"dependencies":[]}],"windows":[{"name":"url_launcher_windows","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_windows-3.0.8/","native_build":true,"dependencies":[]}],"web":[{"name":"url_launcher_web","path":"/Users/viktor/.pub-cache/hosted/pub.dev/url_launcher_web-2.0.19/","dependencies":[]}]},"dependencyGraph":[{"name":"url_launcher","dependencies":["url_launcher_android","url_launcher_ios","url_launcher_linux","url_launcher_macos","url_launcher_web","url_launcher_windows"]},{"name":"url_launcher_android","dependencies":[]},{"name":"url_launcher_ios","dependencies":[]},{"name":"url_launcher_linux","dependencies":[]},{"name":"url_launcher_macos","dependencies":[]},{"name":"url_launcher_web","dependencies":[]},{"name":"url_launcher_windows","dependencies":[]}],"date_created":"2023-10-23 14:09:36.193045","version":"3.10.6"}

pubspec.yaml

@@ -4,7 +4,7 @@ version: 1.1.0
 homepage: https://github.com/serverpod/made_with_serverpod
 
 environment:
-  sdk: '>=2.18.1 <3.0.0'
+  sdk: '>=2.18.1 <4.0.0'
   flutter: ">=1.17.0"
 
 dependencies: