Linearity is not always perfect, managing more template will sometimes lead to slighlty more than a linear ratio randomly. The maximum observed ratio was 10.9. 12 seems a good value to catch non linear treatment while avoiding false positive. closes odoo/odoo#59027 X-original-commit: 62610f7851f0994fc0864f2b95851ce8b5984ce7 Signed-off-by: Xavier Dollé (xdo) <xdo@odoo.com>