[IMP] account: rename reversed_entry_id to Reversal of
[IMP] account: rename reversed_entry_id to Reversal of

 The moves that have this field set are the reversal of the value of
 that field. Not the other way around.

closes odoo/odoo#48667

Related: odoo/enterprise#3334
Signed-off-by: Quentin De Paoli (qdp) <e3f4db239cf86136ad4659223e6cc0134ae205fb@openerp.com>

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo