bug: Fix the breaking UI in payout page

[Parikshit2001]

Describe the bug
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To Reproduce
Steps to reproduce the behavior:

1. Start the project
2. Go to the payout page

Expected behavior
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Screenshots or GIFs
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Info (please complete the following information):

• Brave
• Version [v1.69.168]

Additional context
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[Chaitanya-mittal]

What I have done

1. Added pt-8 (instead of pt-3) to the container containing the Payout Methods + Cards
2. Added my-8 (instead of my-2) and pt-8 to the container containing the Payout Methods Heading.

Screen shots