Shorten group assignment description
Shorten group assignment description

BelieveC/classroom,jasnow/classroom,BelieveC/classroom,ConnorCartwright/classroom,mkcode/classroom,mkcode/classroom,mkcode/classroom,jasnow/classroom,ConnorCartwright/classroom,hackerkid/classroom,BelieveC/classroom,hackerkid/classroom,jasnow/classroom,hackerkid/classroom,BelieveC/classroom,ConnorCartwright/classroom