[IMP] energy_project: Adding reseller and supplier model

Implementation branch of these MR:

• !204 (merged)
• !203 (merged)

Changelog

• [IMP] energy_project: new model reseller
• [IMP] energy_project: new model supplier
• [IMP] energy_project: on load reseller and supplier from import assignate xml_id parsing from order field.
• [IMP] energy_project: added data for reseller on load (last update 13/09/2023 source)
• [IMP] energy_project: added data for supplier on load (last update 14/09/2023 source)
• [IMP] energy_project: access from res.config.setting to reseller and supplier
• [IMP] energy_project: unit testing for xml_id
• [IMP] energy_selfconsumption: added field reseller_id and supplier_id

Roadmap will do in implementation branch

• I18N (cat, es, eu and eng)

energy_project/models/supplier.py

+from odoo import api, fields, models
+
+
+class Supplier(models.Model):
+    _name = "energy_project.supplier"
+    _description = "Energy Supplier"
+
+    """
+    The string values are in spanish so it can be identified by Odoo when importing directly the CSV downloaded from the CNMC.
+    This values can still be translated without problem.
+    """
+    nif = fields.Char(string="NIF empresa")
+    order = fields.Char(string="Nº de orden")
+    name = fields.Char(string="Nombre empresa")
+    phone = fields.Char(string="Teléfono gratuito incidencias")
+    portal = fields.Char(string="Portal de medidas")
+
+    def _load_records(self, data_list, update=False):
+        new_data_list = []
+        for data in data_list:
+            values = data["values"]
+            if values.get("order"):
+                xml_id = "energy_project.supplier_%s" % (values.get("order"))
+                new_data_list.append(dict(xml_id=xml_id, values=values, noupdate=True))
+            else:
+                new_data_list.append(data)
+        return super()._load_records(new_data_list, update)