[FIX] sales_team: float values as target

In the sales_team dashboard, targets are defined as integers.
A traceback appeared if a float value was entered.

opw-665319

addons/sales_team/static/src/js/sales_team_dashboard.js

@@ -87,7 +87,7 @@ var SalesTeamDashboardView = KanbanView.extend({
             this.do_warn(_t("Wrong value entered!"), _t("Only Integer Value should be valid."));
         } else {
             this._updated = new Model('crm.lead')
-                            .call('modify_target_sales_dashboard', [target_name, target_value])
+                            .call('modify_target_sales_dashboard', [target_name, parseInt(target_value)])
                             .then(function() {
                                 return self.render();
                             });