Update labels to align with Hack4LA standard

[mojimoh]

Overview

We need to update our feature label convention to align with Hack4La standard to make finding information easier.

Action Items

• [ ] Change the color of feature labels
• [x] Change format ("feature - xxxx" to "feature: xxxx")
• [ ] Add "Participant type" labels (see resources for example from another project)
  • [ ] Security Admin
  • [ ] Admin
  • [ ] User
• [ ] Update issues with new Participant Type labels

Resources/Instructions

internships labels - participant type