Added Deprecated Annotations

Author: MeixDev

lib/src/models/discord_guild.dart

@@ -72,6 +72,7 @@ class DiscordGuild {
   /// * This field is deprecated and is replaced by [channel.rtc_region](https://discord.com/developers/docs/resources/channel#channel-object-channel-structure)
   ///
   /// is not always returned, and can be null
+  @Deprecated('Use channel.rtc_region instead')
   final String? region;
 
   /// id of afk channel

lib/src/models/discord_message.dart

@@ -193,6 +193,7 @@ class DiscordMessage {
   /// **Deprecated** the stickers sent with the message
   ///
   /// is not always returned, hence the nullable property
+  @Deprecated('Use stickerItems instead')
   final List<DiscordSticker>? stickers;
 
   static const idEntry = 'id';

lib/src/models/discord_stage_instance.dart

@@ -21,6 +21,7 @@ class DiscordStageInstance {
   late final DiscordStagePrivacyLevel? _privacyLevelAsEnum;
 
   /// Whether or not Stage Discovery is disabled (deprecated)
+  @Deprecated('Use `privacyLevel` instead')
   final bool discoverableDisabled;
 
   static const idEntry = 'id';

lib/src/models/discord_stage_privacy_level.dart

@@ -2,6 +2,7 @@ enum DiscordStagePrivacyLevel {
   unused,
 
   /// The stage instance is visible publicly. (deprecated)
+  @Deprecated("Stages can't be publicly visible anymore")
   public,
 
   /// The stage instance is visible to only guild members.