Allow longer max delay effect on Teensy 4.0

effect_delay.h

@@ -31,8 +31,8 @@
 #include "utility/dspinst.h"
 
 #if defined(__IMXRT1062__)
-  // 2.41 second maximum on Teensy 4.0
-  #define DELAY_QUEUE_SIZE  (106496 / AUDIO_BLOCK_SAMPLES)
+  // 4.00 second maximum on Teensy 4.0
+  #define DELAY_QUEUE_SIZE  (176512 / AUDIO_BLOCK_SAMPLES)
 #elif defined(__MK66FX1M0__)
   // 2.41 second maximum on Teensy 3.6
   #define DELAY_QUEUE_SIZE  (106496 / AUDIO_BLOCK_SAMPLES)