feature: filter through friendlist based on search keyword

[Seckrel]

• friendlist can now be filtered based on search keyword
• applied Prettier formatting on the Chat.jsx document to better code readability
• using two new states and a useEffect to maintain perform a search

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Name	Status	Preview	Comments	Updated (UTC)
link-up	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jul 3, 2023 4:33pm

[arpittyagi102]

Hey, Thank you so much for your contribution, I am merging this pull request. Please give this repository a star 🌟