feat: changed the name of the placeholder

[Shreyanshi210205]

Description

Changed the name of the placeholder from 'Share Your Thoughts' to 'Task Description' in order to make the use case of that area more clear.

Fixes #33

Type of change

• Breaking change (fix or feature that would cause existing functionality to not work as expected)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so that they can be reproduced.

As can be seen in the preview of the website

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

[divanshu-go]

@Shreyanshi210205 Nice work.
don't forget to star the repository