Removed more dead code.

src/Kaleidoscope/LED-Wavepool.cpp

@@ -51,10 +51,6 @@ void WavepoolEffect::begin(void) {
   LEDMode::begin();
 }
 
-void WavepoolEffect::init(void) {
-  memset(surface, 0, sizeof(surface));
-}
-
 Key WavepoolEffect::eventHandlerHook(Key mapped_key, byte row, byte col, uint8_t key_state) {
   if (row >= ROWS || col >= COLS)
     return mapped_key;

src/Kaleidoscope/LED-Wavepool.h

@@ -30,7 +30,6 @@ class WavepoolEffect : public LEDMode {
   WavepoolEffect(void);
 
   void begin(void) final;
-  void init(void) final;
   void update(void) final;
 
   // ms before idle animation starts after last keypress