Normalise include statements in keyboard code (#11185)

keyboards/meira/TWIlib.c

@@ -8,7 +8,7 @@
 #include <avr/io.h>
 #include <avr/interrupt.h>
 #include "TWIlib.h"
-#include "util/delay.h"
+#include <util/delay.h>
 #include "print.h"
 
 // Global transmit buffer

keyboards/meira/lighting.c

@@ -9,7 +9,7 @@
 #include "TWIlib.h"
 #include "lighting.h"
 #include "debug.h"
-#include "audio/audio.h"
+#include "audio.h"
 
 
 const uint8_t backlight_pwm_map[BACKLIGHT_LEVELS] = BACKLIGHT_PWM_MAP;