Convert span into col-md

app/views/admin/dashboard/index.html.haml

app/views/admin/groups/show.html.haml

app/views/admin/projects/index.html.haml

app/views/admin/projects/show.html.haml

app/views/admin/users/_form.html.haml

app/views/admin/users/index.html.haml

app/views/admin/users/show.html.haml

app/views/dashboard/issues.html.haml

app/views/dashboard/merge_requests.html.haml

app/views/dashboard/projects.html.haml

app/views/dashboard/show.html.haml

app/views/groups/edit.html.haml

app/views/groups/issues.html.haml

app/views/groups/merge_requests.html.haml

app/views/groups/show.html.haml

app/views/help/_api_layout.html.haml

app/views/help/_layout.html.haml

app/views/help/index.html.haml

app/views/layouts/project_settings.html.haml

app/views/profiles/keys/show.html.haml