Create jelonmusk.md

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Application to the Class of 2021🎓

This pull request template helps you complete an application to the Class of 2021. Use the checklist below to verify you have followed the instructions correctly.

Checklist ✅

• ✅ I have read the instructions on the README file before submitting my application.
• ✅I made my submission by creating a folder on the _data folder and followed the naming convention mentioned in the instructions (<username>) and markdown file.
• ✅ I have submitted a swag shipping form.
• ✅ I have used the Markdown file template to add my information to the Year Book.
• ✅ I understand that a reviewer will merge my pull request after examining it or ask for changes in case needed.
• ✅ I understand I should not tag or add a reviewer to this Pull Request.
• ✅ I have added the event to my Calendar.