[FIX] barcodes: JS documenter fails to infer BarcodeEvents
[FIX] barcodes: JS documenter fails to infer BarcodeEvents

As a result, parsing the JS fails and so does the doc compilation.

Fixes odoo/odoo#29197
Fixes odoo/odoo#29961

closes odoo/odoo#30057
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo