[DOC]: Adding few sections to the readme document.

[rithika212k3]

What Docs changes are you proposing?
-I would like to add Thanks to all the contributors section, support section, and back to top section to the README document.

Why do the Docs need this improvement? What is the motivation for this change? How will this change benefit the community?
It shows your love towards the contributors and adding back to the top link at the bottom right of the readme document, this change enhances the usability and navigation of the document.

Additional context
I have attached the required Screenshots below

[github-actions]

Hi there! Thanks for opening this issue. We appreciate your contribution to this open-source project. We aim to respond or assign your issue as soon as possible.

[rithika212k3]

Hi @TAHIR0110 ,
Can you please assign me this issue?