Passive Buzzer Module Support

[ruthvikm]

The passive buzzer module will be in the Output devices section. Need to implement appropriate functionalities.

Change the below functions accordingly.

Controller Class:

• [x] enable()
• [x] disable()
• [x] playSequenceOfTones(frequencies, duration) {Should both be ints}
• [x] stopTone()
• [x] testBuzzer()

Helper Class:

• [x] enable()
• [x] disable()
• [x] setFrequency(frequency) {specifically int}

[ruthvikm]

Added support for passive buzzer