Add the instrument names to the MIDI channel selector (#38083)

* Add the instrument to the MIDI channel selector

* Reviews

Adds support for chained masters
Makes the channel UI update on its own when the midi changes (Works with bands too!)

* add to admin logs and limit track count

* Limit track names by length too

* remove left over comment

* Requested changes

* Reviews

Content.Shared/CCVar/CCVars.Midi.cs

@@ -15,4 +15,10 @@ public sealed partial class CCVars
 
     public static readonly CVarDef<int> MaxMidiLaggedBatches =
         CVarDef.Create("midi.max_lagged_batches", 8, CVar.SERVERONLY);
+
+    /// <summary>
+    /// Defines the max amount of characters to allow in the "Midi channel selector".
+    /// </summary>
+    public static readonly CVarDef<int> MidiMaxChannelNameLength =
+        CVarDef.Create("midi.max_channel_name_length", 64, CVar.SERVERONLY);
 }