[Keyboard] Fix uzu42 compilation issue (#17867)

keyboards/uzu42/keymaps/default/keymap.c

@@ -4,10 +4,6 @@
   #include "lufa.h"
   #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "ssd1306.h"
-#endif
-
 
 #ifdef RGBLIGHT_ENABLE
 #include <stdio.h>