[CLA] Signature for sindhav

Done at #18000

doc/cla/individual/sindhav.md

+India, 2017-07-04
+
+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,
+
+Rakesh Sindhav sindhav21591@gmail.com https://github.com/sindhav
+