feat: add minutes and data to contract resources

Origin: ttps://git.coopdevs.org/coopdevs/som-connexio/odoo-somconnexio/-/merge_requests/1075

odoo_somconnexio_python_client/resources/contract.py

@@ -49,6 +49,8 @@ class Contract:
         price,
         has_landline_phone,
         bandwidth,
+        data,
+        minutes,
         **kwargs
     ):
         self.id = id
@@ -78,6 +80,8 @@ class Contract:
         self.has_landline_phone = has_landline_phone
         self.bandwidth = bandwidth
         self.price = price
+        self.data = data
+        self.minutes = minutes
 
     @classmethod
     def search_by_customer_ref(