Mass Creation (categories, footprints): wrong entities count

[rhaamo]

Describe the bug
When using the mass creation thing to create two entities, the message says three where created.
If I create again two under a sub-category it will says "4"
The same seems to happend with footprints, I guess others too

To Reproduce
Steps to reproduce the behavior:
see screencast

Expected behavior
computer can do maths

Screenshots

Screencast_20251109_182738.webm

Server Side

• Part-DB Version: 2.2.1
• PHP Version: docker jbtronics/part-db1:latest
• Database Server: postgresql 18

Desktop (please complete the following information):

• OS: manjaro
• Browser: vivaldi (chrome based)
• Version: latest

[jbtronics]

Fixed with latest commit