[fix] error print_contribution function

report/scop_contribution_report.py

@@ -67,7 +67,7 @@ class ScopContributionReport(models.Model):
 
     def print_contribution(self):
         self.ensure_one()
-        if self.has_bordereau():
+        if self.has_bordereau:
             bordereau = (
                 self.env["scop.bordereau"]
                 .sudo()