comment update to tell duration of 0 = forever

Author: lewispg228

src/sfeQwiicBuzzer.h

@@ -63,7 +63,7 @@ class sfeQwiicBuzzer
         /// To start buzzing (via Qwiic) with your desired configuration, use this
         /// function, then call setBuzzerActiveReg().
         /// @param toneFrequency Frequency in Hz of buzzer tone
-        /// @param duration Duration in milliseconds
+        /// @param duration Duration in milliseconds (0 = forever)
         /// @param volume Volume (4 settings; 0=off, 1=quiet... 4=loudest)
         /// @return 0 for succuss, negative for errors, positive for warnings
         sfeTkError_t configureBuzzer(const uint16_t toneFrequency, const uint16_t duration, const uint8_t volume);