Updated about page

[Zain-Muiz]

Signed-off-by: Zain-Muiz zainu10863@gmail.com

Description
The current data on the page explaining "What is nighthawk" and "Why get nighthawk" are same.

This PR fixes #162

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[netlify]

✔️ Website preview ready!

🔨 Explore the source changes: 8eb932c

🔍 Inspect the deploy log: https://app.netlify.com/sites/getnighthawk/deploys/612768b06f1ca70008414108

😎 Browse the preview: https://deploy-preview-172--getnighthawk.netlify.app

[vinayaksh42]

@leecalcote will this be a better definition - https://deploy-preview-172--getnighthawk.netlify.app/about for what is getnighthawk?

[warunicorn19]

@vinayaksh42 is this good to go?

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Thanks for your contribution to the Layer5 community! 🎉