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

MAINTAINERS

@@ -4914,9 +4914,9 @@ S:	Maintained
 F:	drivers/input/touchscreen/cy8ctma140.c
 
 CYTTSP TOUCHSCREEN DRIVER
-M:	Ferruh Yigit <fery@cypress.com>
+M:	Linus Walleij <linus.walleij@linaro.org>
 L:	linux-input@vger.kernel.org
-S:	Supported
+S:	Maintained
 F:	drivers/input/touchscreen/cyttsp*
 F:	include/linux/input/cyttsp.h