Use class name to supplement font awesome to allow override to take place on group icon
Use class name to supplement font awesome to allow override to take place on group icon

open-craft/xblock-group-project-v2,open-craft/xblock-group-project-v2,open-craft/xblock-group-project-v2,edx-solutions/xblock-group-project,edx-solutions/xblock-group-project,edx-solutions/xblock-group-project