[IMP] rma_sale: adapt to changes in supplier rma group form view.

rma_sale/views/rma_order_view.xml

@@ -12,6 +12,7 @@
                     class="oe_stat_button"
                     icon="fa-pencil-square-o"
                     groups="sales_team.group_sale_salesman"
+                    attrs="{'invisible':[('type', '!=', 'customer')]}"
                 >
                         <field name="sale_count" widget="statinfo" string="Origin SO" />
                     </button>

rma_sale/wizards/rma_add_sale.xml

@@ -114,6 +114,7 @@
                     name="%(action_rma_add_sale)d"
                     string="Add From Sale Order"
                     type="action"
+                    attrs="{'invisible':[('type', '!=', 'customer')]}"
                 />
             </xpath>
         </field>