Renamed brain-tec.md to braintec-group.md and removed the contributors who never contributed. Created a new file braintec.md and added the currently needed contributors there. Due to our rebranding and the associated change of the domain, this adjustment was necessary. closes odoo/odoo#113619 X-original-commit: a1dab0536744086297d5d7407dc9ba873c8e8117 Signed-off-by: Martin Trigaux (mat) <mat@odoo.com>