[CLA] signature for vincentadriaensen

Done at #18332

doc/cla/individual/vincentadriaensen.md

+Belgium, 19/07/2017
+
+I hereby agree to the terms of the Odoo Individual Contributor License
+Agreement v1.0.
+
+I declare that I am authorized and able to make this agreement and sign this
+declaration.
+
+Signed,
+
+Vincent Adriaensen vincentadriaensen@users.noreply.github.com https://github.com/vincentadriaensen