[KWOC] Audio analyser project ready

[Avdhesh-Varshney]

Describe your changes (Mandatory)

• Added Audio analyser project created using HTML, CSS and JS.

Issue ticket number and link (Mandatory)

closes #192

Screenshots of your project, whatever you have added. (Mandatory)

Checklist before requesting a review

• [x] I have performed a self-review of my code
• [x] If it is a new project, I have done thorough tests.
• [x] Have you updated the README file of the repository and added the name of the project in it?
• [x] Have you added a README.md file inside the directory of your project and explained it there properly (with images)?
• [x] Have you updated the script.js file so that the project is visible in the website?

[Avdhesh-Varshney]

@shrey141102 please review this pr and requested to merge this pr under kwoc'23

[Avdhesh-Varshney]

@shrey141102 please again review this pr and merge this pr under KWOC before end evaluation.

[shrey141102]

nice work man

[Avdhesh-Varshney]

@shrey141102 please add labels of kwoc on this pr so that it will counted in the program.