CLONE - A student cannot upload a non-picture file into a picture field in a database activity

This test requires a database activity with a picture field.

1. Log in as a student and go to the database activity.
2. Use the file picker to upload a .exe file into the picture database field. Verify that you are informed that the file cannot be uploaded.
3. Use the file picker to upload a spreadsheet into a picture database field. Verify that you are informed that the file cannot be uploaded.
4. Use the file picker to upload a text document into a picture database field. Verify that you are informed that the file cannot be uploaded.