"Sound: ON/OFF" menu item (#19901)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>

Marlin/src/lcd/TFTGLCD/marlinui_TFTGLCD.cpp

@@ -289,6 +289,7 @@ uint8_t MarlinUI::read_slow_buttons(void) {
 // Duration in ms, freq in Hz
 void MarlinUI::buzz(const long duration, const uint16_t freq) {
   if (!PanelDetected) return;
+  if (!buzzer_enabled) return;
   #if ENABLED(TFTGLCD_PANEL_SPI)
     WRITE(TFTGLCD_CS, LOW);
     SPI_SEND_ONE(BUZZER);