Attached items are not deleting in single click #884

For Bug Reports

• BookStack Version: v0.22.0
• PHP Version: 7.x
• MySQL Version: 10.x

Expected Behavior

Clicking on delete icon should delete the file.

Current Behavior

File is getting deleted on second click on the delete icon.

Steps to Reproduce

1. Open a page.
2. Upload one or more files (any file type)
3. Go to attached items tab
4. Click on the delete icon (x) - File will not be deleted.
5. Click on the delete icon (x) again - File will be deleted.