Input: cyttsp - change maintainer

Ferruh's email has been bouncing for quite some time ans Linus has agreed
to look over the driver.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210531052307.1433979-1-dmitry.torokhov@gmail.com


Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>