Removed unwanted white spaces from About page

[Amruta7203]

Removed unwanted white spaces by decreasing bottom margin

Fixes #197

Type of change

Please give a X on it which is applicable

• [ x] Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Refactor Code
• A documentation update
• Others(mentioned in the issue number)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

Test A Describe here

Test B Describe here (if Requred)

Screenshorts and Vedios:

give screenshorts and vedio of the changes you made

Checklist:

give a X on it which is applicable

• [x ] My code follows the style guidelines of this project
• [x ] I have performed a self-review of my code
• [x ] I have commented 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

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[Amruta7203]

@hustlerZzZ Pls add relevant gssoc labels to this PR. Thank you