Update about.html

[1Shubham7]

Description

about.html had a spelling mistake. The code was also not super easy to read. So I corrected the spelling mistake and also provided comments on the code to make it more readable

• Fixes #(issue id) I don't know how to get this. could not find even after searching on google.

Checklist : ALL CHECKED

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my code
• [x] I have commented on my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] I have added tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes
• [x] Any dependent changes have been merged and published in downstream modules

[SahanDisa]

@1Shubham7 are you sill working on this issue?

[1Shubham7]

nope

[1Shubham7]

Thank you @kaveeshadinamidu.