Update Spell Checklist to include Google Sheet Drafting

[MakerJanSky]

Purpose

The purpose of this task is to update the Spell Coordination Sheet process to include a new step for drafting in Google Sheets. This addition aims to streamline the process and ensure all necessary steps are clearly documented and followed. The updated checklist will help maintain consistency, accuracy, and completeness in our spell coordination efforts.

Progress

We currently store process info here.

To-Do

Add .md file for Spell Coordination Sheet Creation
Add .md file for Spell Coordination Sheet Review

Obtain reviews to PR - makerdao/community#2647
Make Necessary Edits
Merge PR

Monitor Spell Process and add necessary additions and revisions - https://github.com/makerdao/community/tree/master/processes

[0x3phemeralsoul]

@MakerJanSky I think we can close this one. Checked the work and it is being used.