[fix] error exo percent

models/scop_cotisation_cg_exo.py

@@ -400,7 +400,7 @@ class ScopCotisationExo(models.Model):
                 exo_line_id = self.exo_line_ids.filtered(lambda l: l.contribution_id.id == inv_type)
 
                 if self.type_exo == 'percent':
-                    exo_amount = round(inv_amount * (1 - exo_line_id.percent / 100), 2)
+                    exo_amount = round(inv_amount * (exo_line_id.percent / 100), 2)
                 elif self.type_exo == 'amount':
                     exo_amount = round(inv_amount - exo_line_id.amount, 2)
                 else: