social/mail_attach_existing_attachment/readme/CONTRIBUTORS.rst

* Adrien Peiffer <adrien.peiffer@acsone.eu>
* Benoit Aimont <benoit.aimont@acsone.eu>
* `Tecnativa <https://www.tecnativa.com>`_:

  * Sergio Teruel
  * Ernesto Tejeda
[MIG] mail_attach_existing_attachment: Migration to 12.0 2018-11-05 16:14:40 +01:00			`* Adrien Peiffer <adrien.peiffer@acsone.eu>`
[MIG] mail_attach_existing_attachment: Migration to 16.0 2022-08-29 14:15:22 +02:00			`* Benoit Aimont <benoit.aimont@acsone.eu>`
[MIG] mail_attach_existing_attachment: Migration to 12.0 2018-11-05 16:14:40 +01:00			* `Tecnativa <https://www.tecnativa.com>`_:

			`* Sergio Teruel`
			`* Ernesto Tejeda`