Rename duplicate test_add_copy_from_upload_image_unauthorized

Rename 2nd implementation of
test_add_copy_from_upload_image_unauthorized to
test_add_copy_from_upload_image_unauthorized_with_body, as it
also passes a body as part of the test.

Change-Id: If080f51bfbc3f51257977bcffa01b07d7f06e45b
Merge "Rename duplicate test_add_copy_from_upload_image_unauthorized"