Translation overwriting was not working when forced by command line
arg --i18n-overwrite
This is due to the change of signature of the method, no longer
relying on the context
Fixesodoo/odoo#67419closesodoo/odoo#67873
X-original-commit: 44624f5d51a266c4fc37644d3fc36b810e722ee4
Signed-off-by: Martin Trigaux (mat) <mat@odoo.com>