Spacing is added to file tree in assign grading submission table

Preconditions

• There is a course with an enrolled teacher and student
• There are sample files available to use as submissions

Scenario 1 - Spacing is fixed in file tree

1. As a teacher, create an assignment
   • Submission types:
     • File submissions
     • Maximum number of uploaded files 1 or more
2. As a student, add a new submission to the assignment with 1 or more files
3. Result: In the submission page, the spacing between the file icon and the tree indicators should be short as shown in:
   
4. As the teacher, access the assignment grading page. The one that lists all student's submissions.
5. Result: For each student submission, in the "File submissions" column, the spacing between the file icon and the tree indicators should be short as shown in: