[IMP] hr{|_hourly_cost}: move employee currency field

This commit moves the currency_id field on the
employee model from hr_hourly_cost to hr in order
for it to be used in payroll localisations.

task-3029348

closes odoo/odoo#113992

X-original-commit: 60599b735568c1873fdfde85e667b05347432382
Related: odoo/enterprise#37661
Signed-off-by: Yannick Tivisse (yti) <yti@odoo.com>

addons/hr/models/hr_employee.py

@@ -122,6 +122,7 @@ class HrEmployeePrivate(models.Model):
     id_card = fields.Binary(string="ID Card Copy", groups="hr.group_hr_user")
     driving_license = fields.Binary(string="Driving License", groups="hr.group_hr_user")
     private_car_plate = fields.Char(groups="hr.group_hr_user", help="If you have more than one car, just separate the plates by a space.")
+    currency_id = fields.Many2one('res.currency', related='company_id.currency_id', readonly=True)
 
     _sql_constraints = [
         ('barcode_uniq', 'unique (barcode)', "The Badge ID must be unique, this one is already assigned to another employee."),

addons/hr_hourly_cost/models/hr_employee.py

@@ -7,5 +7,4 @@ class HrEmployee(models.Model):
     _inherit = 'hr.employee'
 
     hourly_cost = fields.Monetary('Hourly Cost', currency_field='currency_id',
-    	groups="hr.group_hr_user", default=0.0)
-    currency_id = fields.Many2one('res.currency', related='company_id.currency_id', readonly=True)
+        groups="hr.group_hr_user", default=0.0)