Core: add some missing Player Name normalization on input data

Port From (https://github.com/TrinityCore/TrinityCore/commit/b742c872223950dfae14468b0e7a304a3e660e76)

Source/Game/Chat/Commands/BanCommands.cs

@@ -213,6 +213,12 @@ namespace Game.Chat.Commands
                 return false;
 
             string name = args.NextString();
+            if (!ObjectManager.NormalizePlayerName(ref name))
+            {
+                handler.SendSysMessage(CypherStrings.BaninfoNocharacter);
+                return false;
+            }
+
             Player target = Global.ObjAccessor.FindPlayerByName(name);
             ObjectGuid targetGuid;
 

Source/Game/Handlers/CalendarHandler.cs

@@ -241,6 +241,9 @@ namespace Game
             Team inviteeTeam = 0;
             ulong inviteeGuildId = 0;
 
+            if (!ObjectManager.NormalizePlayerName(ref calendarEventInvite.Name))
+                return;
+
             Player player = Global.ObjAccessor.FindPlayerByName(calendarEventInvite.Name);
             if (player)
             {