[Admin QOL] +Adminchat flag (#26930)

Content.Client/UserInterface/Systems/Chat/ChatUIController.cs

@@ -546,7 +546,7 @@ public sealed class ChatUIController : UIController
         }
 
         // only admins can see / filter asay
-        if (_admin.HasFlag(AdminFlags.Admin))
+        if (_admin.HasFlag(AdminFlags.Adminchat))
         {
             FilterableChannels |= ChatChannel.Admin;
             FilterableChannels |= ChatChannel.AdminAlert;

Content.Server/Chat/Commands/AdminChatCommand.cs

@@ -5,7 +5,7 @@ using Robust.Shared.Console;
 
 namespace Content.Server.Chat.Commands
 {
-    [AdminCommand(AdminFlags.Admin)]
+    [AdminCommand(AdminFlags.Adminchat)]
     internal sealed class AdminChatCommand : IConsoleCommand
     {
         public string Command => "asay";

Content.Shared/Administration/AdminFlags.cs

@@ -99,6 +99,11 @@
         /// </summary>
         Stealth = 1 << 16,
 
+        ///<summary>
+		/// Allows you to use Admin chat
+		///</summary>
+		Adminchat = 1 << 17,
+
         /// <summary>
         ///     Dangerous host permissions like scsi.
         /// </summary>