Requirements Updates for Embedathon 2022-23

[nishant-nayak]

• [x] Updating max team size to 3
• [x] Optional fields to be added to users: College Name and IEEE Membership Number
• [ ] QR Code for payment if none of the members are IEEE members or NITK students

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Update Team Size to 3

• Changes to models.py
• Changes to anywhere team.member is being used for logic
• Changes to team dashboard

Optional fields for users

• Changes to models.py
  • Is NITK
  • College Name
  • IEEE Membership Number
• Changes to registration form
• Team college becomes team leader's college

QR Code for payment

• Get exact amount QR code from @anirudhprabhakaran3
• Show on dashboard only if non-IEEE non-NITK team

[nishant-nayak]

Closed by #21 and #23