[DOCS] Adding a "Table on content" in the readme to make it easier to navigate

[1Shubham7]

Description

We must add a "Table of content" in the readme of the project to make it easier to navigate and more professional.

An example would be ->

Screenshots

No response

Additional information

No response

Checklist

• [X] I have checked the existing issues
• [X] I have read the Contributing Guidelines
• [X] I will work on this issue (optional)
• [X] I am a GSSoC'23 contributor

[1Shubham7]

Please assign me this issue under GSSoC'23

[AshutoshDash1999]

not needed for now