Staging: nvec: Removes repeated word typo in comment

Fix a comment typo.

Signed-off-by: Ryan Kosta <ryanpkosta@gmail.com>
Link: https://lore.kernel.org/r/20200927172855.9813-1-ryanpkosta@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>