[url_launcher] Update description in pubspec.yaml (flutter#2858)

Author: mit-mit

packages/url_launcher/url_launcher/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 6.0.0-nullsafety.6
+
+* Correct statement in description about which platforms url_launcher supports.
+
 ## 6.0.0-nullsafety.5
 
 * Document that the web plugin is not endorsed in the `nullsafety` prerelease for now.

packages/url_launcher/url_launcher/README.md

@@ -2,7 +2,7 @@
 
 [![pub package](https://img.shields.io/pub/v/url_launcher.svg)](https://pub.dev/packages/url_launcher)
 
-A Flutter plugin for launching a URL in the mobile platform. Supports
+A Flutter plugin for launching a URL. Supports
 iOS, Android, web, Windows, macOS, and Linux.
 
 ## Usage

packages/url_launcher/url_launcher/pubspec.yaml

@@ -1,8 +1,8 @@
 name: url_launcher
-description: Flutter plugin for launching a URL on Android and iOS. Supports
+description: Flutter plugin for launching a URL. Supports
   web, phone, SMS, and email schemes.
 homepage: https://github.com/flutter/plugins/tree/master/packages/url_launcher/url_launcher
-version: 6.0.0-nullsafety.5
+version: 6.0.0-nullsafety.6
 
 flutter:
   plugin: