Added linktree template

[Sulagna-Dutta-Roy]

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Description 📜

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. Fixes #163

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This would be great if you provide any of this 📝

• [ ] Video (Animations, screen-recordings, presentations and regular explanatory films are all possibilties etc)
• [ ] Documentation (Content Creation in the form of codes or tutorials)
• [x] Other (If you choose other, Please mention changes below)

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Domain of Contribution 📊

• [ ] Navbar design
• [ ] Footer
• [x] Single page website
• [ ] Animation design
• [ ] parallax effect design
• [x] Others

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Checklist ✅

] - [x] I have performed a self-review of my own code or work. - [x] I have commented my code, particularly in hard-to-understand areas. - [x] My changes generates no new warnings. - [x] I'm **Hacktoberfest** contributor

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## Any tutorials or documentation have you added (made by you only not from google) - [ ] Tutorial - [ ] Documentation

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## Screenshots / Gif (Compulsory) 📸

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 https://user-images.githubusercontent.com/72568715/195435780-d51fa7b5-9c6d-4521-8e57-75ad5b7efe37.mp4

[Ayan-thecodeking]

@Sulagna-Dutta-Roy Thnx for Contributing !! Hope you learned something new , Don't forget to star repo and follow me for further such amazing repos 👍