Make MIDIAddress members mutable

Author: tttapa

src/MIDI_Outputs/Abstract/MIDIButton.hpp

@@ -53,7 +53,7 @@ class MIDIButton : public MIDIOutputElement {
 
   private:
     AH::Button button;
-    const MIDIAddress address;
+    MIDIAddress address;
 
   public:
     Sender sender;

src/MIDI_Outputs/Abstract/MIDIButtonLatched.hpp

@@ -73,7 +73,7 @@ class MIDIButtonLatched : public MIDIOutputElement {
 
   private:
     AH::Button button;
-    const MIDIAddress address;
+    MIDIAddress address;
     bool state = false;
 
   public:

src/MIDI_Outputs/Abstract/MIDIButtonLatching.hpp

@@ -49,7 +49,7 @@ class MIDIButtonLatching : public MIDIOutputElement {
 
   private:
     AH::Button button;
-    const MIDIAddress address;
+    MIDIAddress address;
 
   public:
     Sender sender;

src/MIDI_Outputs/Abstract/MIDIButtons.hpp

@@ -76,8 +76,8 @@ class MIDIButtons : public MIDIOutputElement {
 
   private:
     Array<AH::Button, NumButtons> buttons;
-    const MIDIAddress baseAddress;
-    const RelativeMIDIAddress incrementAddress;
+    MIDIAddress baseAddress;
+    RelativeMIDIAddress incrementAddress;
 
   public:
     Sender sender;