Added animation on scroll feature

[mohammadshaad]

🛠️ Fixes Issue

Closes #79

👨‍💻 Changes proposed

I have added animation on scroll behaviour

🔧 Check List (Check the type of issue it fixes)

• [ ] Bug Fix
• [ ] New Extension
• [x] Enhancement
• [ ] Documentation

✔️ Check List (Check all the applicable boxes)

• [x] My code follows the code style 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] My changes generate no new warnings
• [x] Any dependent changes have been merged and published in downstream modules
• [x] I have done git pull before adding my new changes
• [x] The title of my pull request is a short description of the requested changes.

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Name	Status	Preview	Updated
dscvitchennai	✅ Ready (Inspect)	Visit Preview	Jan 15, 2023 at 5:15AM (UTC)

[mohammadshaad]

@Arjun31415 Kindly review and merge the PR

[Arjun31415]

LGTM