Fix AudioFlinger initialization

internal_filesystem/lib/mpos/board/fri3d_2024.py

@@ -311,10 +311,7 @@ i2s_pins = {
 }
 
 # Initialize AudioFlinger with I2S and buzzer
-AudioFlinger.init(
-    i2s_pins=i2s_pins,
-    buzzer_instance=buzzer
-)
+AudioFlinger(i2s_pins=i2s_pins, buzzer_instance=buzzer)
 
 # === LED HARDWARE ===
 import mpos.lights as LightsManager

internal_filesystem/lib/mpos/board/waveshare_esp32_s3_touch_lcd_2.py

@@ -110,11 +110,7 @@ try:
 except Exception as e:
     print(f"Warning: powering off camera got exception: {e}")
 
-# === AUDIO HARDWARE ===
-from mpos import AudioFlinger
-
-# Note: Waveshare board has no buzzer or I2S audio
-AudioFlinger.init()
+# === AUDIO HARDWARE: Waveshare board has no buzzer or I2S audio so no need to initialize.
 
 # === LED HARDWARE ===
 # Note: Waveshare board has no NeoPixel LEDs