[update] change button color

views/scop_bordereau_cg.xml

@@ -19,7 +19,7 @@
                         <button name="validate_ongoing_bordereau" class="oe_highlight" string="Valider cette nouvelle version" type="object" states="ongoing"/>
                         <button name="cancel_ongoing_bordereau" class="oe_highlight" string="Annuler cette nouvelle version" type="object" states="ongoing"/>
                         <button name="action_change_payment_mode"
-                                class="btn-warning" string="Changer le mode de paiement"
+                                class="btn-info" string="Changer le mode de paiement"
                                 type="object" states="ongoing,validated"/>
                         <button name="%(cgscop_cotisation_cg.scop_cotisation_regul_wizard_act_window)d"
                                 class="btn-warning"