[IMP] base: Better breadcrumb for cron triggers

The breadcrumb uses the "name" field by default which is lacking for
cron triggers. Use the cron name instead so that it shows

> Scheduled Actions Triggers Base: Auto-vacuum internal data

instead of

> Scheduled Actions Triggers Base: ir.cron.trigger,1

See also #69096

closes odoo/odoo#104599

Signed-off-by: Rémy Voet <ryv@odoo.com>

odoo/addons/base/models/ir_cron.py

@@ -506,6 +506,7 @@ class ir_cron(models.Model):
 class ir_cron_trigger(models.Model):
     _name = 'ir.cron.trigger'
     _description = 'Triggered actions'
+    _rec_name = 'cron_id'
 
     cron_id = fields.Many2one("ir.cron", index=True)
     call_at = fields.Datetime()