Revert "Adds upload fabricator for subfolder image upload"

This reverts commit b619bd2782.

spec/fabricators/upload_fabricator.rb

@@ -8,16 +8,6 @@ Fabricator(:upload) do
   url  "/uploads/default/1/1234567890123456.png"
 end
 
-Fabricator(:subfolder_upload, from: :upload) do
-  user
-  sha1 "e9d71f5ee7c92d6dc9e92ffdad17b8bd49418f98"
-  original_filename "logo.png"
-  filesize 1234
-  width 100
-  height 200
-  url  "/uploads/default/1/1234567890123456.png"
-end
-
 Fabricator(:attachment, from: :upload) do
   id 42
   user