BizCore v2.7.1 Quantity & Currency Format Hotfix

INSTALL
1. Upload this ZIP to /public_html/ceylongemx.online/
2. Extract and overwrite.
3. Open https://ceylongemx.online/update-2.7.1.php
4. Click Install v2.7.1 Hotfix.
5. Press Ctrl + F5.

RESULT
- Quantity: 100.0000 kg -> 100 kg
- Quantity: 100.5000 kg -> 100.5 kg
- Average Cost: LKR 6100.0000 -> LKR 6,100.00
- Stock Value: LKR 610000.00 -> LKR 610,000.00

The same display formatting is applied to Stock Summary, Inventory Dashboard,
Item View, Stock Ledger, Purchase Order View and GRN View.
