Remove SetCustomMode from all controllers beginning with the letter S

Controllers/SRGBmodsController/RGBController_SRGBmodsPico.cpp

@@ -146,11 +146,6 @@ void RGBController_SRGBmodsPico::UpdateSingleLED(int led)
     controller->SetChannelLEDs(channel, zones[channel].colors, zones[channel].leds_count);
 }
 
-void RGBController_SRGBmodsPico::SetCustomMode()
-{
-    active_mode = 0;
-}
-
 void RGBController_SRGBmodsPico::DeviceUpdateMode()
 {
     DeviceUpdateLEDs();

Controllers/SRGBmodsController/RGBController_SRGBmodsPico.h

@@ -21,14 +21,12 @@ public:
     ~RGBController_SRGBmodsPico();
 
     void        SetupZones();
-
     void        ResizeZone(int zone, int new_size);
 
     void        DeviceUpdateLEDs();
     void        UpdateZoneLEDs(int zone);
     void        UpdateSingleLED(int led);
 
-    void        SetCustomMode();
     void        DeviceUpdateMode();
 
 private: