[Feature] Give Option to Perform Noise Reduction before transcribing

[olawalejuwonm]

Overview

This is a great project.

I'm thinking about it's use case and I found out it would be helpful to perform noise reduction in relation to Real time transcription here: #49

Motivation

Adds more advantages to real time transcription in noisy environments

Proposal

A good start would be to explore and consider this noise reducer package: https://pypi.org/project/noisereduce/