To reproduce the issue:
1. In Settings, enable "Units of Measure"
2. Create a product P:
- Type: Storable
- Unit of Measure: Units
- Purchase UoM: Dozens
3. Create a PO with 1 (Dozens) x P
4. Open the Forecasted Report of P
Error: The value of "Requests for quotation" is 144, it should be 12.
The quantity has been converted twice.
OPW-2744195
closesodoo/odoo#84091
X-original-commit: 524a1c597fd409a488bb6af37aca8248727691c1
Signed-off-by: William Henrotin (whe) <whe@odoo.com>
Signed-off-by: Adrien Widart <awt@odoo.com>