Refactor of lets_split_eh to enable RGB split animations (#6411)

keyboards/lets_split_eh/eh/eh.c

@@ -1,14 +1 @@
 #include "lets_split_eh.h"
-
-void matrix_init_kb(void) {
-
-    // JTAG disable for PORT F. write JTD bit twice within four cycles.
-    MCUCR |= (1<<JTD);
-    MCUCR |= (1<<JTD);
-	
-	// Undo init of RX LED, we use that port currently
-	// DDRB &= ~(1<<0);
-	
-	matrix_init_user();
-};
-