[FIX] sales_team: hide top bar in dashboard if only sale

When sale is installed without crm, we want to hide the top bar in the dashboard otherwise it's empty and gives an error

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

@@ -31,7 +31,7 @@ var SalesTeamDashboardView = KanbanView.extend({
 
         this.fetch_data().then(function(result){
 
-            self.show_demo = !(result && result['nb_opportunities'] > 0);
+            self.show_demo = result && result['nb_opportunities'] == 0;
 
             var sales_dashboard = QWeb.render('sales_team.SalesDashboard', {
                 show_demo: self.show_demo,

addons/sales_team/static/src/xml/sales_team_dashboard.xml

@@ -8,7 +8,7 @@
     -->
     <t t-name="sales_team.SalesDashboard">
 
-        <div class="o_sales_dashboard">
+        <div t-if="show_demo or values" class="o_sales_dashboard">
             <div t-attf-class="o_left_panel #{show_demo ? 'o_demo' : ''}">
                 <table border="0" class="table">
                     <tr>