expense tracker added

[piyusha2001]

Fixes	#581

Description

Created an expense tracker app using react that also supports voice recognition . User can track his/her daily expenses by just entering them in a specific category .

Type of change

• [x] New project (non-breaking change which adds functionality)

How Has This Been Tested?

Ran the app and tested each and every feature . Below is the video for the same .

Tech Stack used:

Reactjs ,Context API , Material UI and react's speechly library

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have included a README.md file
• [x] My project follows this structure: Domain Folder/ Project Name Folder/ Project files and Readme.md files
• [x] I have added demonstration in the form of GIF/video file
• [x] I am a GSSoC'22 Participant

Working:-

https://user-images.githubusercontent.com/81703477/170818313-35444831-0974-4b57-90d8-81cc42f49133.mp4

[piyusha2001]

@heet-kumar please review my PR

[piyusha2001]

Add that video from the pr template into the readme file also.

Okay

[piyusha2001]

@manisha-27 done . please check now

[piyusha2001]

@manisha-27 can you increase the level ? It has voice recognition and also global state management tool like context API is used.