[FIX] sale_crm: opporunities quotes & sales buttons count

A `sale.order` is considered a quote when `draft` or `sent`,
not just draft.

Before this revision, a `sent` quotation was took into account
in the amount total of sales, not in the number of quotes.

opw-668340

addons/sale_crm/crm_lead.py

@@ -13,9 +13,9 @@ class crm_lead(models.Model):
         total = 0.0
         nbr = 0
         for order in self.order_ids:
-            if order.state == 'draft':
+            if order.state in ('draft', 'sent'):
                 nbr += 1
-            if order.state not in ('draft', 'cancel'):
+            if order.state not in ('draft', 'sent', 'cancel'):
                 total += order.currency_id.compute(order.amount_untaxed, self.company_currency)
         self.sale_amount_total = total
         self.sale_number = nbr