[FIX]Add url open after creation virtual folder

wizard/adefpat_project_justif_zip_wizard.py

@@ -143,7 +143,7 @@ class AdefpatProjectJustifZip(models.TransientModel):
         else:
             file_name = "justifs_factures_fournisseurs_" + str(date.today())
         json_file_cmis = self.env.user.company_id.proof_justif_cmis
-        self.create_json_file(file_name, virtual_json, json_file_cmis)
+        return self.create_json_file(file_name, virtual_json, json_file_cmis)
 
     @api.multi
     def build_facture_client(self):
@@ -172,7 +172,7 @@ class AdefpatProjectJustifZip(models.TransientModel):
         else:
             file_name = "justifs_factures_clients_" + str(date.today())
         json_file_cmis = self.env.user.company_id.proof_justif_cmis
-        self.create_json_file(file_name, virtual_json, json_file_cmis)
+        return self.create_json_file(file_name, virtual_json, json_file_cmis)
 
     @api.multi
     def build_expense_zip(self):
@@ -218,4 +218,4 @@ class AdefpatProjectJustifZip(models.TransientModel):
             file_name = "justifs_frais_" + str(
                 date.today())
         json_file_cmis = self.env.user.company_id.proof_justif_cmis
-        self.create_json_file(file_name, virtual_json, json_file_cmis)
+        return self.create_json_file(file_name, virtual_json, json_file_cmis)