updated readme to sync with Flutter 3.22 changes

Author: MaikuB

flutter_local_notifications/README.md

@@ -61,7 +61,7 @@ A cross platform plugin for displaying local notifications.
 * **Linux**. Uses the [Desktop Notifications Specification](https://specifications.freedesktop.org/notification-spec/)
 * **Windows** Uses the [C++/WinRT](https://learn.microsoft.com/en-us/windows/uwp/cpp-and-winrt-apis/) implementation of [Toast Notifications](https://learn.microsoft.com/en-us/windows/apps/design/shell/tiles-and-notifications/toast-notifications-overview)
 
-Note: the plugin requires Flutter SDK 3.13 at a minimum. The list of support platforms for Flutter 3.13 itself can be found [here](https://github.com/flutter/website/blob/3d18ab48218101493af84953b71eac0cc6781fdd/src/reference/supported-platforms.md)
+Note: the plugin requires Flutter SDK 3.22 at a minimum. The list of support platforms for Flutter 3.22 itself can be found [here](https://github.com/flutter/website/blob/4fa26a1e909a2243fa18e4d101192bb5d400fcf2/src/_data/platforms.yml)
 
 ## ✨ Features
 
@@ -131,7 +131,7 @@ It has been reported that Samsung's implementation of Android has imposed a maxi
 
 ### iOS pending notifications limit
 
-There is a limit imposed by iOS where it will only keep the 64 notifications that were last set on any iOS versions newer than 9. On iOS versions 9 and older, the 64 notifications that fire soonest are kept. [See here for more details.](http://ileyf.cn.openradar.appspot.com/38065340)
+There is a limit imposed by iOS where it will only keep the 64 notifications that were last set on any iOS versions newer than 9. On iOS versions 9 and older, the 64 notifications that fire soonest are kept. [See here for more details.](https://ileyf.cn.openradar.appspot.com/38065340)
 
 ### Scheduled notifications and daylight saving time
 
@@ -170,13 +170,13 @@ Due to some limitations on iOS with how it treats null values in dictionaries, a
 
 ## 📷 Screenshots
 
-| Platform | Screenshot |
-| ------------- | ------------- |
-| Android | <img height="480" src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/android_notification.png"> |
-| iOS | <img height="414" src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/ios_notification.png"> |
-| macOS | <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/macos_notification.png"> |
-| Linux | <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/gnome_linux_notification.png"> <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/kde_linux_notification.png"> |
-| Windows | <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/windows_notification.png"> |
+| Platform | Screenshot                                                                                                                                                                                                                      |
+| -------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| Android  | <img height="480" src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/android_notification.png">                                                                                                       |
+| iOS      | <img height="414" src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/ios_notification.png">                                                                                                           |
+| macOS    | <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/macos_notification.png">                                                                                                                      |
+| Linux    | <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/gnome_linux_notification.png"> <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/kde_linux_notification.png"> |
+| Windows  | <img src="https://github.com/MaikuB/flutter_local_notifications/raw/master/images/windows_notification.png">                                                                                                                    |
 
 
 ## 👏 Acknowledgements