Fix bad name on grade install path.
Fix bad name on grade install path.

Rossdar/the-app,jojoejohn/the-app,devops-dojo/the-app,devops-dojo/the-app,devops-dojo/the-app,jojoejohn/the-app,jojoejohn/the-app,devops-dojo/the-app,ojacques/the-app,Rossdar/the-app,devops-dojo/the-app,ojacques/the-app,jojoejohn/the-app,devops-dojo/the-app,ojacques/the-app,Rossdar/the-app,ojacques/the-app,ojacques/the-app,ojacques/the-app,Rossdar/the-app,devops-dojo/the-app,jojoejohn/the-app,Rossdar/the-app,jojoejohn/the-app,ojacques/the-app,jojoejohn/the-app,Rossdar/the-app,Rossdar/the-app