[SWOC'24] Contributing Guidelines Ready

[Avdhesh-Varshney]

closes #27

Created a contributing guidelines.

• Adding instructions for the newbie.
• Adding steps to remove confusion.
• Clear and concise instructions with styling
• Adding code lines to remove conflict or any confusion.
• Added documentation link where they can go and learn how to do contribution or start contributions.

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Name	Status	Preview	Comments	Updated (UTC)
geeta-gpt-6rau	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jan 12, 2024 3:32pm
geeta-gpt-v671	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jan 12, 2024 3:32pm

[Avdhesh-Varshney]

@subh05sus please review this pr and requested to merge this pr under SWOC'24