keep activity types to teams

Author: MehakBindra

core/src/Microsoft.Teams.Bot.Apps/Schema/TeamsActivityType.cs

@@ -23,21 +23,18 @@ public static class TeamsActivityType
     /// Represents a typing indicator activity.
     /// </summary>
     public const string Typing = ActivityType.Typing;
-
     /// <summary>
     /// Represents a message reaction activity.
     /// </summary>
-    public const string MessageReaction = ActivityType.MessageReaction;
-
+    public const string MessageReaction = "messageReaction";
     /// <summary>
     /// Represents a message update activity.
     /// </summary>
-    public const string MessageUpdate = ActivityType.MessageUpdate;
-
+    public const string MessageUpdate = "messageUpdate";
     /// <summary>
     /// Represents a message delete activity.
     /// </summary>
-    public const string MessageDelete = ActivityType.MessageDelete;
+    public const string MessageDelete = "messageDelete";
 
     /// <summary>
     /// Registry of activity type factories for creating specialized activity instances.

core/src/Microsoft.Teams.Bot.Core/Schema/ActivityType.cs

@@ -18,16 +18,4 @@ public static class ActivityType
     /// Represents a typing indicator activity.
     /// </summary>
     public const string Typing = "typing";
-    /// <summary>
-    /// Represents a message reaction activity.
-    /// </summary>
-    public const string MessageReaction = "messageReaction";
-    /// <summary>
-    /// Represents a message update activity.
-    /// </summary>
-    public const string MessageUpdate = "messageUpdate";
-    /// <summary>
-    /// Represents a message delete activity.
-    /// </summary>
-    public const string MessageDelete = "messageDelete";
 }